From 9c48e7fe07b3e78a909da087b4fcc23cde554554 Mon Sep 17 00:00:00 2001 From: John Klug Date: Tue, 31 Oct 2017 17:16:19 -0500 Subject: KRACK vulnerability patches for hostapd and wpa_supplicant --- .../hostapd/hostap-daemon-2.4/default | 2 - .../hostapd/hostap-daemon-2.4/defconfig | 319 --------------------- .../hostapd/hostap-daemon-2.4/init | 43 --- .../hostapd/hostap-daemon-2.6/default | 2 + .../hostapd/hostap-daemon-2.6/defconfig | 319 +++++++++++++++++++++ .../hostapd/hostap-daemon-2.6/init | 43 +++ ...-Avoid-key-reinstallation-in-FT-handshake.patch | 174 +++++++++++ ...nstallation-of-an-already-in-use-group-ke.patch | 250 ++++++++++++++++ ...ection-of-GTK-IGTK-reinstallation-of-WNM-.patch | 184 ++++++++++++ ...04-Prevent-installation-of-an-all-zero-TK.patch | 79 +++++ ...Fix-PTK-rekeying-to-generate-a-new-ANonce.patch | 64 +++++ ...6-0006-TDLS-Reject-TPK-TK-reconfiguration.patch | 132 +++++++++ ...llow-multiple-Reassociation-Response-fram.patch | 82 ++++++ recipes-connectivity/hostapd/hostap-daemon.inc | 13 +- recipes-connectivity/hostapd/hostap-daemon_2.4.bb | 43 --- recipes-connectivity/hostapd/hostap-daemon_2.6.bb | 44 +++ 16 files changed, 1385 insertions(+), 408 deletions(-) delete mode 100644 recipes-connectivity/hostapd/hostap-daemon-2.4/default delete mode 100644 recipes-connectivity/hostapd/hostap-daemon-2.4/defconfig delete mode 100755 recipes-connectivity/hostapd/hostap-daemon-2.4/init create mode 100644 recipes-connectivity/hostapd/hostap-daemon-2.6/default create mode 100644 recipes-connectivity/hostapd/hostap-daemon-2.6/defconfig create mode 100755 recipes-connectivity/hostapd/hostap-daemon-2.6/init create mode 100644 recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0001-hostapd-Avoid-key-reinstallation-in-FT-handshake.patch create mode 100644 recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0002-Prevent-reinstallation-of-an-already-in-use-group-ke.patch create mode 100644 recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0003-Extend-protection-of-GTK-IGTK-reinstallation-of-WNM-.patch create mode 100644 recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0004-Prevent-installation-of-an-all-zero-TK.patch create mode 100644 recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0005-Fix-PTK-rekeying-to-generate-a-new-ANonce.patch create mode 100644 recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0006-TDLS-Reject-TPK-TK-reconfiguration.patch create mode 100644 recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0008-FT-Do-not-allow-multiple-Reassociation-Response-fram.patch delete mode 100644 recipes-connectivity/hostapd/hostap-daemon_2.4.bb create mode 100644 recipes-connectivity/hostapd/hostap-daemon_2.6.bb (limited to 'recipes-connectivity/hostapd') diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.4/default b/recipes-connectivity/hostapd/hostap-daemon-2.4/default deleted file mode 100644 index 0923a8c..0000000 --- a/recipes-connectivity/hostapd/hostap-daemon-2.4/default +++ /dev/null @@ -1,2 +0,0 @@ -# set to "yes" to start hostapd on boot -START_ON_BOOT="no" diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.4/defconfig b/recipes-connectivity/hostapd/hostap-daemon-2.4/defconfig deleted file mode 100644 index 321b7c1..0000000 --- a/recipes-connectivity/hostapd/hostap-daemon-2.4/defconfig +++ /dev/null @@ -1,319 +0,0 @@ -# Example hostapd build time configuration -# -# This file lists the configuration options that are used when building the -# hostapd binary. All lines starting with # are ignored. Configuration option -# lines must be commented out complete, if they are not to be included, i.e., -# just setting VARIABLE=n is not disabling that variable. -# -# This file is included in Makefile, so variables like CFLAGS and LIBS can also -# be modified from here. In most cass, these lines should use += in order not -# to override previous values of the variables. - -# Driver interface for Host AP driver -CONFIG_DRIVER_HOSTAP=y - -# Driver interface for wired authenticator -CONFIG_DRIVER_WIRED=y - -# Driver interface for madwifi driver -#CONFIG_DRIVER_MADWIFI=y -#CFLAGS += -I../../madwifi # change to the madwifi source directory - -# Driver interface for drivers using the nl80211 kernel interface -CONFIG_DRIVER_NL80211=y -CONFIG_LIBNL32=y - -# driver_nl80211.c requires libnl. If you are compiling it yourself -# you may need to point hostapd to your version of libnl. -# -#CFLAGS += -I$ -#LIBS += -L$ - -# Use libnl v2.0 (or 3.0) libraries. -#CONFIG_LIBNL20=y - -# Use libnl 3.2 libraries (if this is selected, CONFIG_LIBNL20 is ignored) -#CONFIG_LIBNL32=y - - -# Driver interface for FreeBSD net80211 layer (e.g., Atheros driver) -#CONFIG_DRIVER_BSD=y -#CFLAGS += -I/usr/local/include -#LIBS += -L/usr/local/lib -#LIBS_p += -L/usr/local/lib -#LIBS_c += -L/usr/local/lib - -# Driver interface for no driver (e.g., RADIUS server only) -CONFIG_DRIVER_NONE=y - -# IEEE 802.11F/IAPP -CONFIG_IAPP=y - -# WPA2/IEEE 802.11i RSN pre-authentication -CONFIG_RSN_PREAUTH=y - -# PeerKey handshake for Station to Station Link (IEEE 802.11e DLS) -CONFIG_PEERKEY=y - -# IEEE 802.11w (management frame protection) -CONFIG_IEEE80211W=y - -# Integrated EAP server -CONFIG_EAP=y - -# EAP-MD5 for the integrated EAP server -CONFIG_EAP_MD5=y - -# EAP-TLS for the integrated EAP server -CONFIG_EAP_TLS=y - -# EAP-MSCHAPv2 for the integrated EAP server -CONFIG_EAP_MSCHAPV2=y - -# EAP-PEAP for the integrated EAP server -CONFIG_EAP_PEAP=y - -# EAP-GTC for the integrated EAP server -CONFIG_EAP_GTC=y - -# EAP-TTLS for the integrated EAP server -CONFIG_EAP_TTLS=y - -# EAP-SIM for the integrated EAP server -#CONFIG_EAP_SIM=y - -# EAP-AKA for the integrated EAP server -#CONFIG_EAP_AKA=y - -# EAP-AKA' for the integrated EAP server -# This requires CONFIG_EAP_AKA to be enabled, too. -#CONFIG_EAP_AKA_PRIME=y - -# EAP-PAX for the integrated EAP server -#CONFIG_EAP_PAX=y - -# EAP-PSK for the integrated EAP server (this is _not_ needed for WPA-PSK) -#CONFIG_EAP_PSK=y - -# EAP-pwd for the integrated EAP server (secure authentication with a password) -#CONFIG_EAP_PWD=y - -# EAP-SAKE for the integrated EAP server -#CONFIG_EAP_SAKE=y - -# EAP-GPSK for the integrated EAP server -#CONFIG_EAP_GPSK=y -# Include support for optional SHA256 cipher suite in EAP-GPSK -#CONFIG_EAP_GPSK_SHA256=y - -# EAP-FAST for the integrated EAP server -# Note: If OpenSSL is used as the TLS library, OpenSSL 1.0 or newer is needed -# for EAP-FAST support. Older OpenSSL releases would need to be patched, e.g., -# with openssl-0.9.8x-tls-extensions.patch, to add the needed functions. -CONFIG_EAP_FAST=y - -# Wi-Fi Protected Setup (WPS) -CONFIG_WPS=y -# Enable UPnP support for external WPS Registrars -CONFIG_WPS_UPNP=y -# Enable WPS support with NFC config method -#CONFIG_WPS_NFC=y - -# EAP-IKEv2 -#CONFIG_EAP_IKEV2=y - -# Trusted Network Connect (EAP-TNC) -#CONFIG_EAP_TNC=y - -# EAP-EKE for the integrated EAP server -#CONFIG_EAP_EKE=y - -# PKCS#12 (PFX) support (used to read private key and certificate file from -# a file that usually has extension .p12 or .pfx) -CONFIG_PKCS12=y - -# RADIUS authentication server. This provides access to the integrated EAP -# server from external hosts using RADIUS. -CONFIG_RADIUS_SERVER=y - -# Build IPv6 support for RADIUS operations -CONFIG_IPV6=y - -# IEEE Std 802.11r-2008 (Fast BSS Transition) -#CONFIG_IEEE80211R=y - -# Use the hostapd's IEEE 802.11 authentication (ACL), but without -# the IEEE 802.11 Management capability (e.g., madwifi or FreeBSD/net80211) -#CONFIG_DRIVER_RADIUS_ACL=y - -# IEEE 802.11n (High Throughput) support -CONFIG_IEEE80211N=y - -# Wireless Network Management (IEEE Std 802.11v-2011) -# Note: This is experimental and not complete implementation. -CONFIG_WNM=y - -# IEEE 802.11ac (Very High Throughput) support -CONFIG_IEEE80211AC=y - -# Remove debugging code that is printing out debug messages to stdout. -# This can be used to reduce the size of the hostapd considerably if debugging -# code is not needed. -#CONFIG_NO_STDOUT_DEBUG=y - -# Add support for writing debug log to a file: -f /tmp/hostapd.log -# Disabled by default. -#CONFIG_DEBUG_FILE=y - -# Add support for sending all debug messages (regardless of debug verbosity) -# to the Linux kernel tracing facility. This helps debug the entire stack by -# making it easy to record everything happening from the driver up into the -# same file, e.g., using trace-cmd. -#CONFIG_DEBUG_LINUX_TRACING=y - -# Remove support for RADIUS accounting -#CONFIG_NO_ACCOUNTING=y - -# Remove support for RADIUS -#CONFIG_NO_RADIUS=y - -# Remove support for VLANs -#CONFIG_NO_VLAN=y - -# Enable support for fully dynamic VLANs. This enables hostapd to -# automatically create bridge and VLAN interfaces if necessary. -#CONFIG_FULL_DYNAMIC_VLAN=y - -# Use netlink-based kernel API for VLAN operations instead of ioctl() -# Note: This requires libnl 3.1 or newer. -#CONFIG_VLAN_NETLINK=y - -# Remove support for dumping internal state through control interface commands -# This can be used to reduce binary size at the cost of disabling a debugging -# option. -#CONFIG_NO_DUMP_STATE=y - -# Enable tracing code for developer debugging -# This tracks use of memory allocations and other registrations and reports -# incorrect use with a backtrace of call (or allocation) location. -#CONFIG_WPA_TRACE=y -# For BSD, comment out these. -#LIBS += -lexecinfo -#LIBS_p += -lexecinfo -#LIBS_c += -lexecinfo - -# Use libbfd to get more details for developer debugging -# This enables use of libbfd to get more detailed symbols for the backtraces -# generated by CONFIG_WPA_TRACE=y. -#CONFIG_WPA_TRACE_BFD=y -# For BSD, comment out these. -#LIBS += -lbfd -liberty -lz -#LIBS_p += -lbfd -liberty -lz -#LIBS_c += -lbfd -liberty -lz - -# hostapd depends on strong random number generation being available from the -# operating system. os_get_random() function is used to fetch random data when -# needed, e.g., for key generation. On Linux and BSD systems, this works by -# reading /dev/urandom. It should be noted that the OS entropy pool needs to be -# properly initialized before hostapd is started. This is important especially -# on embedded devices that do not have a hardware random number generator and -# may by default start up with minimal entropy available for random number -# generation. -# -# As a safety net, hostapd is by default trying to internally collect -# additional entropy for generating random data to mix in with the data -# fetched from the OS. This by itself is not considered to be very strong, but -# it may help in cases where the system pool is not initialized properly. -# However, it is very strongly recommended that the system pool is initialized -# with enough entropy either by using hardware assisted random number -# generator or by storing state over device reboots. -# -# hostapd can be configured to maintain its own entropy store over restarts to -# enhance random number generation. This is not perfect, but it is much more -# secure than using the same sequence of random numbers after every reboot. -# This can be enabled with -e command line option. The specified -# file needs to be readable and writable by hostapd. -# -# If the os_get_random() is known to provide strong random data (e.g., on -# Linux/BSD, the board in question is known to have reliable source of random -# data from /dev/urandom), the internal hostapd random pool can be disabled. -# This will save some in binary size and CPU use. However, this should only be -# considered for builds that are known to be used on devices that meet the -# requirements described above. -#CONFIG_NO_RANDOM_POOL=y - -# Select TLS implementation -# openssl = OpenSSL (default) -# gnutls = GnuTLS -# internal = Internal TLSv1 implementation (experimental) -# none = Empty template -#CONFIG_TLS=openssl -CONFIG_TLS=internal - -# TLS-based EAP methods require at least TLS v1.0. Newer version of TLS (v1.1) -# can be enabled to get a stronger construction of messages when block ciphers -# are used. -CONFIG_TLSV11=y - -# TLS-based EAP methods require at least TLS v1.0. Newer version of TLS (v1.2) -# can be enabled to enable use of stronger crypto algorithms. -#CONFIG_TLSV12=y - -# If CONFIG_TLS=internal is used, additional library and include paths are -# needed for LibTomMath. Alternatively, an integrated, minimal version of -# LibTomMath can be used. See beginning of libtommath.c for details on benefits -# and drawbacks of this option. -CONFIG_INTERNAL_LIBTOMMATH=y -ifndef CONFIG_INTERNAL_LIBTOMMATH -LTM_PATH=/usr/src/libtommath-0.39 -CFLAGS += -I$(LTM_PATH) -LIBS += -L$(LTM_PATH) -LIBS_p += -L$(LTM_PATH) -endif -# At the cost of about 4 kB of additional binary size, the internal LibTomMath -# can be configured to include faster routines for exptmod, sqr, and div to -# speed up DH and RSA calculation considerably -#CONFIG_INTERNAL_LIBTOMMATH_FAST=y - -# Interworking (IEEE 802.11u) -# This can be used to enable functionality to improve interworking with -# external networks. -#CONFIG_INTERWORKING=y - -# Hotspot 2.0 -#CONFIG_HS20=y - -# Enable SQLite database support in hlr_auc_gw, EAP-SIM DB, and eap_user_file -CONFIG_SQLITE=y - -# Testing options -# This can be used to enable some testing options (see also the example -# configuration file) that are really useful only for testing clients that -# connect to this hostapd. These options allow, for example, to drop a -# certain percentage of probe requests or auth/(re)assoc frames. -# -CONFIG_TESTING_OPTIONS=y - -# Automatic Channel Selection -# This will allow hostapd to pick the channel automatically when channel is set -# to "acs_survey" or "0". Eventually, other ACS algorithms can be added in -# similar way. -# -# Automatic selection is currently only done through initialization, later on -# we hope to do background checks to keep us moving to more ideal channels as -# time goes by. ACS is currently only supported through the nl80211 driver and -# your driver must have survey dump capability that is filled by the driver -# during scanning. -# -# You can customize the ACS survey algorithm with the hostapd.conf variable -# acs_num_scans. -# -# Supported ACS drivers: -# * ath9k -# * ath5k -# * ath10k -# -# For more details refer to: -# http://wireless.kernel.org/en/users/Documentation/acs -# -CONFIG_ACS=y diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.4/init b/recipes-connectivity/hostapd/hostap-daemon-2.4/init deleted file mode 100755 index 12ea944..0000000 --- a/recipes-connectivity/hostapd/hostap-daemon-2.4/init +++ /dev/null @@ -1,43 +0,0 @@ -#!/bin/sh -DAEMON=/usr/sbin/hostapd -NAME=hostapd -DESC="HOSTAP Daemon" -ARGS="/etc/hostapd.conf -B" - -test -f $DAEMON || exit 0 - -[ -f /etc/default/$NAME ] && . /etc/default/$NAME - - -set -e - -case "$1" in - start) - if [ "$START_ON_BOOT" != "yes" ]; then - exit 0 - fi - echo -n "Starting $DESC: " - start-stop-daemon -S -x $DAEMON -- $ARGS - echo "$NAME." - ;; - stop) - echo -n "Stopping $DESC: " - start-stop-daemon -K -x $DAEMON - echo "$NAME." - ;; - restart) - $0 stop - $0 start - ;; - reload) - echo -n "Reloading $DESC: " - killall -HUP $(basename ${DAEMON}) - echo "$NAME." - ;; - *) - echo "Usage: $0 {start|stop|restart|reload}" - exit 1 - ;; -esac - -exit 0 diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.6/default b/recipes-connectivity/hostapd/hostap-daemon-2.6/default new file mode 100644 index 0000000..0923a8c --- /dev/null +++ b/recipes-connectivity/hostapd/hostap-daemon-2.6/default @@ -0,0 +1,2 @@ +# set to "yes" to start hostapd on boot +START_ON_BOOT="no" diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.6/defconfig b/recipes-connectivity/hostapd/hostap-daemon-2.6/defconfig new file mode 100644 index 0000000..321b7c1 --- /dev/null +++ b/recipes-connectivity/hostapd/hostap-daemon-2.6/defconfig @@ -0,0 +1,319 @@ +# Example hostapd build time configuration +# +# This file lists the configuration options that are used when building the +# hostapd binary. All lines starting with # are ignored. Configuration option +# lines must be commented out complete, if they are not to be included, i.e., +# just setting VARIABLE=n is not disabling that variable. +# +# This file is included in Makefile, so variables like CFLAGS and LIBS can also +# be modified from here. In most cass, these lines should use += in order not +# to override previous values of the variables. + +# Driver interface for Host AP driver +CONFIG_DRIVER_HOSTAP=y + +# Driver interface for wired authenticator +CONFIG_DRIVER_WIRED=y + +# Driver interface for madwifi driver +#CONFIG_DRIVER_MADWIFI=y +#CFLAGS += -I../../madwifi # change to the madwifi source directory + +# Driver interface for drivers using the nl80211 kernel interface +CONFIG_DRIVER_NL80211=y +CONFIG_LIBNL32=y + +# driver_nl80211.c requires libnl. If you are compiling it yourself +# you may need to point hostapd to your version of libnl. +# +#CFLAGS += -I$ +#LIBS += -L$ + +# Use libnl v2.0 (or 3.0) libraries. +#CONFIG_LIBNL20=y + +# Use libnl 3.2 libraries (if this is selected, CONFIG_LIBNL20 is ignored) +#CONFIG_LIBNL32=y + + +# Driver interface for FreeBSD net80211 layer (e.g., Atheros driver) +#CONFIG_DRIVER_BSD=y +#CFLAGS += -I/usr/local/include +#LIBS += -L/usr/local/lib +#LIBS_p += -L/usr/local/lib +#LIBS_c += -L/usr/local/lib + +# Driver interface for no driver (e.g., RADIUS server only) +CONFIG_DRIVER_NONE=y + +# IEEE 802.11F/IAPP +CONFIG_IAPP=y + +# WPA2/IEEE 802.11i RSN pre-authentication +CONFIG_RSN_PREAUTH=y + +# PeerKey handshake for Station to Station Link (IEEE 802.11e DLS) +CONFIG_PEERKEY=y + +# IEEE 802.11w (management frame protection) +CONFIG_IEEE80211W=y + +# Integrated EAP server +CONFIG_EAP=y + +# EAP-MD5 for the integrated EAP server +CONFIG_EAP_MD5=y + +# EAP-TLS for the integrated EAP server +CONFIG_EAP_TLS=y + +# EAP-MSCHAPv2 for the integrated EAP server +CONFIG_EAP_MSCHAPV2=y + +# EAP-PEAP for the integrated EAP server +CONFIG_EAP_PEAP=y + +# EAP-GTC for the integrated EAP server +CONFIG_EAP_GTC=y + +# EAP-TTLS for the integrated EAP server +CONFIG_EAP_TTLS=y + +# EAP-SIM for the integrated EAP server +#CONFIG_EAP_SIM=y + +# EAP-AKA for the integrated EAP server +#CONFIG_EAP_AKA=y + +# EAP-AKA' for the integrated EAP server +# This requires CONFIG_EAP_AKA to be enabled, too. +#CONFIG_EAP_AKA_PRIME=y + +# EAP-PAX for the integrated EAP server +#CONFIG_EAP_PAX=y + +# EAP-PSK for the integrated EAP server (this is _not_ needed for WPA-PSK) +#CONFIG_EAP_PSK=y + +# EAP-pwd for the integrated EAP server (secure authentication with a password) +#CONFIG_EAP_PWD=y + +# EAP-SAKE for the integrated EAP server +#CONFIG_EAP_SAKE=y + +# EAP-GPSK for the integrated EAP server +#CONFIG_EAP_GPSK=y +# Include support for optional SHA256 cipher suite in EAP-GPSK +#CONFIG_EAP_GPSK_SHA256=y + +# EAP-FAST for the integrated EAP server +# Note: If OpenSSL is used as the TLS library, OpenSSL 1.0 or newer is needed +# for EAP-FAST support. Older OpenSSL releases would need to be patched, e.g., +# with openssl-0.9.8x-tls-extensions.patch, to add the needed functions. +CONFIG_EAP_FAST=y + +# Wi-Fi Protected Setup (WPS) +CONFIG_WPS=y +# Enable UPnP support for external WPS Registrars +CONFIG_WPS_UPNP=y +# Enable WPS support with NFC config method +#CONFIG_WPS_NFC=y + +# EAP-IKEv2 +#CONFIG_EAP_IKEV2=y + +# Trusted Network Connect (EAP-TNC) +#CONFIG_EAP_TNC=y + +# EAP-EKE for the integrated EAP server +#CONFIG_EAP_EKE=y + +# PKCS#12 (PFX) support (used to read private key and certificate file from +# a file that usually has extension .p12 or .pfx) +CONFIG_PKCS12=y + +# RADIUS authentication server. This provides access to the integrated EAP +# server from external hosts using RADIUS. +CONFIG_RADIUS_SERVER=y + +# Build IPv6 support for RADIUS operations +CONFIG_IPV6=y + +# IEEE Std 802.11r-2008 (Fast BSS Transition) +#CONFIG_IEEE80211R=y + +# Use the hostapd's IEEE 802.11 authentication (ACL), but without +# the IEEE 802.11 Management capability (e.g., madwifi or FreeBSD/net80211) +#CONFIG_DRIVER_RADIUS_ACL=y + +# IEEE 802.11n (High Throughput) support +CONFIG_IEEE80211N=y + +# Wireless Network Management (IEEE Std 802.11v-2011) +# Note: This is experimental and not complete implementation. +CONFIG_WNM=y + +# IEEE 802.11ac (Very High Throughput) support +CONFIG_IEEE80211AC=y + +# Remove debugging code that is printing out debug messages to stdout. +# This can be used to reduce the size of the hostapd considerably if debugging +# code is not needed. +#CONFIG_NO_STDOUT_DEBUG=y + +# Add support for writing debug log to a file: -f /tmp/hostapd.log +# Disabled by default. +#CONFIG_DEBUG_FILE=y + +# Add support for sending all debug messages (regardless of debug verbosity) +# to the Linux kernel tracing facility. This helps debug the entire stack by +# making it easy to record everything happening from the driver up into the +# same file, e.g., using trace-cmd. +#CONFIG_DEBUG_LINUX_TRACING=y + +# Remove support for RADIUS accounting +#CONFIG_NO_ACCOUNTING=y + +# Remove support for RADIUS +#CONFIG_NO_RADIUS=y + +# Remove support for VLANs +#CONFIG_NO_VLAN=y + +# Enable support for fully dynamic VLANs. This enables hostapd to +# automatically create bridge and VLAN interfaces if necessary. +#CONFIG_FULL_DYNAMIC_VLAN=y + +# Use netlink-based kernel API for VLAN operations instead of ioctl() +# Note: This requires libnl 3.1 or newer. +#CONFIG_VLAN_NETLINK=y + +# Remove support for dumping internal state through control interface commands +# This can be used to reduce binary size at the cost of disabling a debugging +# option. +#CONFIG_NO_DUMP_STATE=y + +# Enable tracing code for developer debugging +# This tracks use of memory allocations and other registrations and reports +# incorrect use with a backtrace of call (or allocation) location. +#CONFIG_WPA_TRACE=y +# For BSD, comment out these. +#LIBS += -lexecinfo +#LIBS_p += -lexecinfo +#LIBS_c += -lexecinfo + +# Use libbfd to get more details for developer debugging +# This enables use of libbfd to get more detailed symbols for the backtraces +# generated by CONFIG_WPA_TRACE=y. +#CONFIG_WPA_TRACE_BFD=y +# For BSD, comment out these. +#LIBS += -lbfd -liberty -lz +#LIBS_p += -lbfd -liberty -lz +#LIBS_c += -lbfd -liberty -lz + +# hostapd depends on strong random number generation being available from the +# operating system. os_get_random() function is used to fetch random data when +# needed, e.g., for key generation. On Linux and BSD systems, this works by +# reading /dev/urandom. It should be noted that the OS entropy pool needs to be +# properly initialized before hostapd is started. This is important especially +# on embedded devices that do not have a hardware random number generator and +# may by default start up with minimal entropy available for random number +# generation. +# +# As a safety net, hostapd is by default trying to internally collect +# additional entropy for generating random data to mix in with the data +# fetched from the OS. This by itself is not considered to be very strong, but +# it may help in cases where the system pool is not initialized properly. +# However, it is very strongly recommended that the system pool is initialized +# with enough entropy either by using hardware assisted random number +# generator or by storing state over device reboots. +# +# hostapd can be configured to maintain its own entropy store over restarts to +# enhance random number generation. This is not perfect, but it is much more +# secure than using the same sequence of random numbers after every reboot. +# This can be enabled with -e command line option. The specified +# file needs to be readable and writable by hostapd. +# +# If the os_get_random() is known to provide strong random data (e.g., on +# Linux/BSD, the board in question is known to have reliable source of random +# data from /dev/urandom), the internal hostapd random pool can be disabled. +# This will save some in binary size and CPU use. However, this should only be +# considered for builds that are known to be used on devices that meet the +# requirements described above. +#CONFIG_NO_RANDOM_POOL=y + +# Select TLS implementation +# openssl = OpenSSL (default) +# gnutls = GnuTLS +# internal = Internal TLSv1 implementation (experimental) +# none = Empty template +#CONFIG_TLS=openssl +CONFIG_TLS=internal + +# TLS-based EAP methods require at least TLS v1.0. Newer version of TLS (v1.1) +# can be enabled to get a stronger construction of messages when block ciphers +# are used. +CONFIG_TLSV11=y + +# TLS-based EAP methods require at least TLS v1.0. Newer version of TLS (v1.2) +# can be enabled to enable use of stronger crypto algorithms. +#CONFIG_TLSV12=y + +# If CONFIG_TLS=internal is used, additional library and include paths are +# needed for LibTomMath. Alternatively, an integrated, minimal version of +# LibTomMath can be used. See beginning of libtommath.c for details on benefits +# and drawbacks of this option. +CONFIG_INTERNAL_LIBTOMMATH=y +ifndef CONFIG_INTERNAL_LIBTOMMATH +LTM_PATH=/usr/src/libtommath-0.39 +CFLAGS += -I$(LTM_PATH) +LIBS += -L$(LTM_PATH) +LIBS_p += -L$(LTM_PATH) +endif +# At the cost of about 4 kB of additional binary size, the internal LibTomMath +# can be configured to include faster routines for exptmod, sqr, and div to +# speed up DH and RSA calculation considerably +#CONFIG_INTERNAL_LIBTOMMATH_FAST=y + +# Interworking (IEEE 802.11u) +# This can be used to enable functionality to improve interworking with +# external networks. +#CONFIG_INTERWORKING=y + +# Hotspot 2.0 +#CONFIG_HS20=y + +# Enable SQLite database support in hlr_auc_gw, EAP-SIM DB, and eap_user_file +CONFIG_SQLITE=y + +# Testing options +# This can be used to enable some testing options (see also the example +# configuration file) that are really useful only for testing clients that +# connect to this hostapd. These options allow, for example, to drop a +# certain percentage of probe requests or auth/(re)assoc frames. +# +CONFIG_TESTING_OPTIONS=y + +# Automatic Channel Selection +# This will allow hostapd to pick the channel automatically when channel is set +# to "acs_survey" or "0". Eventually, other ACS algorithms can be added in +# similar way. +# +# Automatic selection is currently only done through initialization, later on +# we hope to do background checks to keep us moving to more ideal channels as +# time goes by. ACS is currently only supported through the nl80211 driver and +# your driver must have survey dump capability that is filled by the driver +# during scanning. +# +# You can customize the ACS survey algorithm with the hostapd.conf variable +# acs_num_scans. +# +# Supported ACS drivers: +# * ath9k +# * ath5k +# * ath10k +# +# For more details refer to: +# http://wireless.kernel.org/en/users/Documentation/acs +# +CONFIG_ACS=y diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.6/init b/recipes-connectivity/hostapd/hostap-daemon-2.6/init new file mode 100755 index 0000000..12ea944 --- /dev/null +++ b/recipes-connectivity/hostapd/hostap-daemon-2.6/init @@ -0,0 +1,43 @@ +#!/bin/sh +DAEMON=/usr/sbin/hostapd +NAME=hostapd +DESC="HOSTAP Daemon" +ARGS="/etc/hostapd.conf -B" + +test -f $DAEMON || exit 0 + +[ -f /etc/default/$NAME ] && . /etc/default/$NAME + + +set -e + +case "$1" in + start) + if [ "$START_ON_BOOT" != "yes" ]; then + exit 0 + fi + echo -n "Starting $DESC: " + start-stop-daemon -S -x $DAEMON -- $ARGS + echo "$NAME." + ;; + stop) + echo -n "Stopping $DESC: " + start-stop-daemon -K -x $DAEMON + echo "$NAME." + ;; + restart) + $0 stop + $0 start + ;; + reload) + echo -n "Reloading $DESC: " + killall -HUP $(basename ${DAEMON}) + echo "$NAME." + ;; + *) + echo "Usage: $0 {start|stop|restart|reload}" + exit 1 + ;; +esac + +exit 0 diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0001-hostapd-Avoid-key-reinstallation-in-FT-handshake.patch b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0001-hostapd-Avoid-key-reinstallation-in-FT-handshake.patch new file mode 100644 index 0000000..7276848 --- /dev/null +++ b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0001-hostapd-Avoid-key-reinstallation-in-FT-handshake.patch @@ -0,0 +1,174 @@ +From cf4cab804c7afd5c45505528a8d16e46163243a2 Mon Sep 17 00:00:00 2001 +From: Mathy Vanhoef +Date: Fri, 14 Jul 2017 15:15:35 +0200 +Subject: [PATCH 1/8] hostapd: Avoid key reinstallation in FT handshake + +Do not reinstall TK to the driver during Reassociation Response frame +processing if the first attempt of setting the TK succeeded. This avoids +issues related to clearing the TX/RX PN that could result in reusing +same PN values for transmitted frames (e.g., due to CCM nonce reuse and +also hitting replay protection on the receiver) and accepting replayed +frames on RX side. + +This issue was introduced by the commit +0e84c25434e6a1f283c7b4e62e483729085b78d2 ('FT: Fix PTK configuration in +authenticator') which allowed wpa_ft_install_ptk() to be called multiple +times with the same PTK. While the second configuration attempt is +needed with some drivers, it must be done only if the first attempt +failed. + +Signed-off-by: Mathy Vanhoef +--- + src/ap/ieee802_11.c | 16 +++++++++++++--- + src/ap/wpa_auth.c | 11 +++++++++++ + src/ap/wpa_auth.h | 3 ++- + src/ap/wpa_auth_ft.c | 10 ++++++++++ + src/ap/wpa_auth_i.h | 1 + + 5 files changed, 37 insertions(+), 4 deletions(-) + +diff --git a/src/ap/ieee802_11.c b/src/ap/ieee802_11.c +index 4e04169..333035f 100644 +--- a/src/ap/ieee802_11.c ++++ b/src/ap/ieee802_11.c +@@ -1841,6 +1841,7 @@ static int add_associated_sta(struct hostapd_data *hapd, + { + struct ieee80211_ht_capabilities ht_cap; + struct ieee80211_vht_capabilities vht_cap; ++ int set = 1; + + /* + * Remove the STA entry to ensure the STA PS state gets cleared and +@@ -1848,9 +1849,18 @@ static int add_associated_sta(struct hostapd_data *hapd, + * FT-over-the-DS, where a station re-associates back to the same AP but + * skips the authentication flow, or if working with a driver that + * does not support full AP client state. ++ * ++ * Skip this if the STA has already completed FT reassociation and the ++ * TK has been configured since the TX/RX PN must not be reset to 0 for ++ * the same key. + */ +- if (!sta->added_unassoc) ++ if (!sta->added_unassoc && ++ (!(sta->flags & WLAN_STA_AUTHORIZED) || ++ !wpa_auth_sta_ft_tk_already_set(sta->wpa_sm))) { + hostapd_drv_sta_remove(hapd, sta->addr); ++ wpa_auth_sm_event(sta->wpa_sm, WPA_DRV_STA_REMOVED); ++ set = 0; ++ } + + #ifdef CONFIG_IEEE80211N + if (sta->flags & WLAN_STA_HT) +@@ -1873,11 +1883,11 @@ static int add_associated_sta(struct hostapd_data *hapd, + sta->flags & WLAN_STA_VHT ? &vht_cap : NULL, + sta->flags | WLAN_STA_ASSOC, sta->qosinfo, + sta->vht_opmode, sta->p2p_ie ? 1 : 0, +- sta->added_unassoc)) { ++ set)) { + hostapd_logger(hapd, sta->addr, + HOSTAPD_MODULE_IEEE80211, HOSTAPD_LEVEL_NOTICE, + "Could not %s STA to kernel driver", +- sta->added_unassoc ? "set" : "add"); ++ set ? "set" : "add"); + + if (sta->added_unassoc) { + hostapd_drv_sta_remove(hapd, sta->addr); +diff --git a/src/ap/wpa_auth.c b/src/ap/wpa_auth.c +index 3587086..707971d 100644 +--- a/src/ap/wpa_auth.c ++++ b/src/ap/wpa_auth.c +@@ -1745,6 +1745,9 @@ int wpa_auth_sm_event(struct wpa_state_machine *sm, enum wpa_event event) + #else /* CONFIG_IEEE80211R */ + break; + #endif /* CONFIG_IEEE80211R */ ++ case WPA_DRV_STA_REMOVED: ++ sm->tk_already_set = FALSE; ++ return 0; + } + + #ifdef CONFIG_IEEE80211R +@@ -3250,6 +3253,14 @@ int wpa_auth_sta_wpa_version(struct wpa_state_machine *sm) + } + + ++int wpa_auth_sta_ft_tk_already_set(struct wpa_state_machine *sm) ++{ ++ if (!sm || !wpa_key_mgmt_ft(sm->wpa_key_mgmt)) ++ return 0; ++ return sm->tk_already_set; ++} ++ ++ + int wpa_auth_sta_clear_pmksa(struct wpa_state_machine *sm, + struct rsn_pmksa_cache_entry *entry) + { +diff --git a/src/ap/wpa_auth.h b/src/ap/wpa_auth.h +index 0de8d97..97461b0 100644 +--- a/src/ap/wpa_auth.h ++++ b/src/ap/wpa_auth.h +@@ -267,7 +267,7 @@ void wpa_receive(struct wpa_authenticator *wpa_auth, + u8 *data, size_t data_len); + enum wpa_event { + WPA_AUTH, WPA_ASSOC, WPA_DISASSOC, WPA_DEAUTH, WPA_REAUTH, +- WPA_REAUTH_EAPOL, WPA_ASSOC_FT ++ WPA_REAUTH_EAPOL, WPA_ASSOC_FT, WPA_DRV_STA_REMOVED + }; + void wpa_remove_ptk(struct wpa_state_machine *sm); + int wpa_auth_sm_event(struct wpa_state_machine *sm, enum wpa_event event); +@@ -280,6 +280,7 @@ int wpa_auth_pairwise_set(struct wpa_state_machine *sm); + int wpa_auth_get_pairwise(struct wpa_state_machine *sm); + int wpa_auth_sta_key_mgmt(struct wpa_state_machine *sm); + int wpa_auth_sta_wpa_version(struct wpa_state_machine *sm); ++int wpa_auth_sta_ft_tk_already_set(struct wpa_state_machine *sm); + int wpa_auth_sta_clear_pmksa(struct wpa_state_machine *sm, + struct rsn_pmksa_cache_entry *entry); + struct rsn_pmksa_cache_entry * +diff --git a/src/ap/wpa_auth_ft.c b/src/ap/wpa_auth_ft.c +index 42242a5..e63b99a 100644 +--- a/src/ap/wpa_auth_ft.c ++++ b/src/ap/wpa_auth_ft.c +@@ -780,6 +780,14 @@ void wpa_ft_install_ptk(struct wpa_state_machine *sm) + return; + } + ++ if (sm->tk_already_set) { ++ /* Must avoid TK reconfiguration to prevent clearing of TX/RX ++ * PN in the driver */ ++ wpa_printf(MSG_DEBUG, ++ "FT: Do not re-install same PTK to the driver"); ++ return; ++ } ++ + /* FIX: add STA entry to kernel/driver here? The set_key will fail + * most likely without this.. At the moment, STA entry is added only + * after association has been completed. This function will be called +@@ -792,6 +800,7 @@ void wpa_ft_install_ptk(struct wpa_state_machine *sm) + + /* FIX: MLME-SetProtection.Request(TA, Tx_Rx) */ + sm->pairwise_set = TRUE; ++ sm->tk_already_set = TRUE; + } + + +@@ -898,6 +907,7 @@ static int wpa_ft_process_auth_req(struct wpa_state_machine *sm, + + sm->pairwise = pairwise; + sm->PTK_valid = TRUE; ++ sm->tk_already_set = FALSE; + wpa_ft_install_ptk(sm); + + buflen = 2 + sizeof(struct rsn_mdie) + 2 + sizeof(struct rsn_ftie) + +diff --git a/src/ap/wpa_auth_i.h b/src/ap/wpa_auth_i.h +index 72b7eb3..7fd8f05 100644 +--- a/src/ap/wpa_auth_i.h ++++ b/src/ap/wpa_auth_i.h +@@ -65,6 +65,7 @@ struct wpa_state_machine { + struct wpa_ptk PTK; + Boolean PTK_valid; + Boolean pairwise_set; ++ Boolean tk_already_set; + int keycount; + Boolean Pair; + struct wpa_key_replay_counter { +-- +2.7.4 + diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0002-Prevent-reinstallation-of-an-already-in-use-group-ke.patch b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0002-Prevent-reinstallation-of-an-already-in-use-group-ke.patch new file mode 100644 index 0000000..1802d66 --- /dev/null +++ b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0002-Prevent-reinstallation-of-an-already-in-use-group-ke.patch @@ -0,0 +1,250 @@ +From 927f891007c402fefd1ff384645b3f07597c3ede Mon Sep 17 00:00:00 2001 +From: Mathy Vanhoef +Date: Wed, 12 Jul 2017 16:03:24 +0200 +Subject: [PATCH 2/8] Prevent reinstallation of an already in-use group key + +Track the current GTK and IGTK that is in use and when receiving a +(possibly retransmitted) Group Message 1 or WNM-Sleep Mode Response, do +not install the given key if it is already in use. This prevents an +attacker from trying to trick the client into resetting or lowering the +sequence counter associated to the group key. + +Signed-off-by: Mathy Vanhoef +--- + src/common/wpa_common.h | 11 +++++ + src/rsn_supp/wpa.c | 116 ++++++++++++++++++++++++++++++------------------ + src/rsn_supp/wpa_i.h | 4 ++ + 3 files changed, 87 insertions(+), 44 deletions(-) + +diff --git a/src/common/wpa_common.h b/src/common/wpa_common.h +index af1d0f0..d200285 100644 +--- a/src/common/wpa_common.h ++++ b/src/common/wpa_common.h +@@ -217,6 +217,17 @@ struct wpa_ptk { + size_t tk_len; + }; + ++struct wpa_gtk { ++ u8 gtk[WPA_GTK_MAX_LEN]; ++ size_t gtk_len; ++}; ++ ++#ifdef CONFIG_IEEE80211W ++struct wpa_igtk { ++ u8 igtk[WPA_IGTK_MAX_LEN]; ++ size_t igtk_len; ++}; ++#endif /* CONFIG_IEEE80211W */ + + /* WPA IE version 1 + * 00-50-f2:1 (OUI:OUI type) +diff --git a/src/rsn_supp/wpa.c b/src/rsn_supp/wpa.c +index 3c47879..95bd7be 100644 +--- a/src/rsn_supp/wpa.c ++++ b/src/rsn_supp/wpa.c +@@ -714,6 +714,15 @@ static int wpa_supplicant_install_gtk(struct wpa_sm *sm, + const u8 *_gtk = gd->gtk; + u8 gtk_buf[32]; + ++ /* Detect possible key reinstallation */ ++ if (sm->gtk.gtk_len == (size_t) gd->gtk_len && ++ os_memcmp(sm->gtk.gtk, gd->gtk, sm->gtk.gtk_len) == 0) { ++ wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG, ++ "WPA: Not reinstalling already in-use GTK to the driver (keyidx=%d tx=%d len=%d)", ++ gd->keyidx, gd->tx, gd->gtk_len); ++ return 0; ++ } ++ + wpa_hexdump_key(MSG_DEBUG, "WPA: Group Key", gd->gtk, gd->gtk_len); + wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG, + "WPA: Installing GTK to the driver (keyidx=%d tx=%d len=%d)", +@@ -748,6 +757,9 @@ static int wpa_supplicant_install_gtk(struct wpa_sm *sm, + } + os_memset(gtk_buf, 0, sizeof(gtk_buf)); + ++ sm->gtk.gtk_len = gd->gtk_len; ++ os_memcpy(sm->gtk.gtk, gd->gtk, sm->gtk.gtk_len); ++ + return 0; + } + +@@ -854,6 +866,48 @@ static int wpa_supplicant_pairwise_gtk(struct wpa_sm *sm, + } + + ++#ifdef CONFIG_IEEE80211W ++static int wpa_supplicant_install_igtk(struct wpa_sm *sm, ++ const struct wpa_igtk_kde *igtk) ++{ ++ size_t len = wpa_cipher_key_len(sm->mgmt_group_cipher); ++ u16 keyidx = WPA_GET_LE16(igtk->keyid); ++ ++ /* Detect possible key reinstallation */ ++ if (sm->igtk.igtk_len == len && ++ os_memcmp(sm->igtk.igtk, igtk->igtk, sm->igtk.igtk_len) == 0) { ++ wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG, ++ "WPA: Not reinstalling already in-use IGTK to the driver (keyidx=%d)", ++ keyidx); ++ return 0; ++ } ++ ++ wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG, ++ "WPA: IGTK keyid %d pn %02x%02x%02x%02x%02x%02x", ++ keyidx, MAC2STR(igtk->pn)); ++ wpa_hexdump_key(MSG_DEBUG, "WPA: IGTK", igtk->igtk, len); ++ if (keyidx > 4095) { ++ wpa_msg(sm->ctx->msg_ctx, MSG_WARNING, ++ "WPA: Invalid IGTK KeyID %d", keyidx); ++ return -1; ++ } ++ if (wpa_sm_set_key(sm, wpa_cipher_to_alg(sm->mgmt_group_cipher), ++ broadcast_ether_addr, ++ keyidx, 0, igtk->pn, sizeof(igtk->pn), ++ igtk->igtk, len) < 0) { ++ wpa_msg(sm->ctx->msg_ctx, MSG_WARNING, ++ "WPA: Failed to configure IGTK to the driver"); ++ return -1; ++ } ++ ++ sm->igtk.igtk_len = len; ++ os_memcpy(sm->igtk.igtk, igtk->igtk, sm->igtk.igtk_len); ++ ++ return 0; ++} ++#endif /* CONFIG_IEEE80211W */ ++ ++ + static int ieee80211w_set_keys(struct wpa_sm *sm, + struct wpa_eapol_ie_parse *ie) + { +@@ -864,30 +918,14 @@ static int ieee80211w_set_keys(struct wpa_sm *sm, + if (ie->igtk) { + size_t len; + const struct wpa_igtk_kde *igtk; +- u16 keyidx; ++ + len = wpa_cipher_key_len(sm->mgmt_group_cipher); + if (ie->igtk_len != WPA_IGTK_KDE_PREFIX_LEN + len) + return -1; ++ + igtk = (const struct wpa_igtk_kde *) ie->igtk; +- keyidx = WPA_GET_LE16(igtk->keyid); +- wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG, "WPA: IGTK keyid %d " +- "pn %02x%02x%02x%02x%02x%02x", +- keyidx, MAC2STR(igtk->pn)); +- wpa_hexdump_key(MSG_DEBUG, "WPA: IGTK", +- igtk->igtk, len); +- if (keyidx > 4095) { +- wpa_msg(sm->ctx->msg_ctx, MSG_WARNING, +- "WPA: Invalid IGTK KeyID %d", keyidx); +- return -1; +- } +- if (wpa_sm_set_key(sm, wpa_cipher_to_alg(sm->mgmt_group_cipher), +- broadcast_ether_addr, +- keyidx, 0, igtk->pn, sizeof(igtk->pn), +- igtk->igtk, len) < 0) { +- wpa_msg(sm->ctx->msg_ctx, MSG_WARNING, +- "WPA: Failed to configure IGTK to the driver"); ++ if (wpa_supplicant_install_igtk(sm, igtk) < 0) + return -1; +- } + } + + return 0; +@@ -2307,7 +2345,7 @@ void wpa_sm_deinit(struct wpa_sm *sm) + */ + void wpa_sm_notify_assoc(struct wpa_sm *sm, const u8 *bssid) + { +- int clear_ptk = 1; ++ int clear_keys = 1; + + if (sm == NULL) + return; +@@ -2333,11 +2371,11 @@ void wpa_sm_notify_assoc(struct wpa_sm *sm, const u8 *bssid) + /* Prepare for the next transition */ + wpa_ft_prepare_auth_request(sm, NULL); + +- clear_ptk = 0; ++ clear_keys = 0; + } + #endif /* CONFIG_IEEE80211R */ + +- if (clear_ptk) { ++ if (clear_keys) { + /* + * IEEE 802.11, 8.4.10: Delete PTK SA on (re)association if + * this is not part of a Fast BSS Transition. +@@ -2347,6 +2385,10 @@ void wpa_sm_notify_assoc(struct wpa_sm *sm, const u8 *bssid) + os_memset(&sm->ptk, 0, sizeof(sm->ptk)); + sm->tptk_set = 0; + os_memset(&sm->tptk, 0, sizeof(sm->tptk)); ++ os_memset(&sm->gtk, 0, sizeof(sm->gtk)); ++#ifdef CONFIG_IEEE80211W ++ os_memset(&sm->igtk, 0, sizeof(sm->igtk)); ++#endif /* CONFIG_IEEE80211W */ + } + + #ifdef CONFIG_TDLS +@@ -2877,6 +2919,10 @@ void wpa_sm_drop_sa(struct wpa_sm *sm) + os_memset(sm->pmk, 0, sizeof(sm->pmk)); + os_memset(&sm->ptk, 0, sizeof(sm->ptk)); + os_memset(&sm->tptk, 0, sizeof(sm->tptk)); ++ os_memset(&sm->gtk, 0, sizeof(sm->gtk)); ++#ifdef CONFIG_IEEE80211W ++ os_memset(&sm->igtk, 0, sizeof(sm->igtk)); ++#endif /* CONFIG_IEEE80211W */ + #ifdef CONFIG_IEEE80211R + os_memset(sm->xxkey, 0, sizeof(sm->xxkey)); + os_memset(sm->pmk_r0, 0, sizeof(sm->pmk_r0)); +@@ -2949,29 +2995,11 @@ int wpa_wnmsleep_install_key(struct wpa_sm *sm, u8 subelem_id, u8 *buf) + os_memset(&gd, 0, sizeof(gd)); + #ifdef CONFIG_IEEE80211W + } else if (subelem_id == WNM_SLEEP_SUBELEM_IGTK) { +- struct wpa_igtk_kde igd; +- u16 keyidx; +- +- os_memset(&igd, 0, sizeof(igd)); +- keylen = wpa_cipher_key_len(sm->mgmt_group_cipher); +- os_memcpy(igd.keyid, buf + 2, 2); +- os_memcpy(igd.pn, buf + 4, 6); +- +- keyidx = WPA_GET_LE16(igd.keyid); +- os_memcpy(igd.igtk, buf + 10, keylen); +- +- wpa_hexdump_key(MSG_DEBUG, "Install IGTK (WNM SLEEP)", +- igd.igtk, keylen); +- if (wpa_sm_set_key(sm, wpa_cipher_to_alg(sm->mgmt_group_cipher), +- broadcast_ether_addr, +- keyidx, 0, igd.pn, sizeof(igd.pn), +- igd.igtk, keylen) < 0) { +- wpa_printf(MSG_DEBUG, "Failed to install the IGTK in " +- "WNM mode"); +- os_memset(&igd, 0, sizeof(igd)); ++ const struct wpa_igtk_kde *igtk; ++ ++ igtk = (const struct wpa_igtk_kde *) (buf + 2); ++ if (wpa_supplicant_install_igtk(sm, igtk) < 0) + return -1; +- } +- os_memset(&igd, 0, sizeof(igd)); + #endif /* CONFIG_IEEE80211W */ + } else { + wpa_printf(MSG_DEBUG, "Unknown element id"); +diff --git a/src/rsn_supp/wpa_i.h b/src/rsn_supp/wpa_i.h +index f653ba6..afc9e37 100644 +--- a/src/rsn_supp/wpa_i.h ++++ b/src/rsn_supp/wpa_i.h +@@ -31,6 +31,10 @@ struct wpa_sm { + u8 rx_replay_counter[WPA_REPLAY_COUNTER_LEN]; + int rx_replay_counter_set; + u8 request_counter[WPA_REPLAY_COUNTER_LEN]; ++ struct wpa_gtk gtk; ++#ifdef CONFIG_IEEE80211W ++ struct wpa_igtk igtk; ++#endif /* CONFIG_IEEE80211W */ + + struct eapol_sm *eapol; /* EAPOL state machine from upper level code */ + +-- +2.7.4 + diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0003-Extend-protection-of-GTK-IGTK-reinstallation-of-WNM-.patch b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0003-Extend-protection-of-GTK-IGTK-reinstallation-of-WNM-.patch new file mode 100644 index 0000000..e2937b8 --- /dev/null +++ b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0003-Extend-protection-of-GTK-IGTK-reinstallation-of-WNM-.patch @@ -0,0 +1,184 @@ +From 8280294e74846ea342389a0cd17215050fa5afe8 Mon Sep 17 00:00:00 2001 +From: Jouni Malinen +Date: Sun, 1 Oct 2017 12:12:24 +0300 +Subject: [PATCH 3/8] Extend protection of GTK/IGTK reinstallation of WNM-Sleep + Mode cases + +This extends the protection to track last configured GTK/IGTK value +separately from EAPOL-Key frames and WNM-Sleep Mode frames to cover a +corner case where these two different mechanisms may get used when the +GTK/IGTK has changed and tracking a single value is not sufficient to +detect a possible key reconfiguration. + +Signed-off-by: Jouni Malinen +--- + src/rsn_supp/wpa.c | 53 +++++++++++++++++++++++++++++++++++++--------------- + src/rsn_supp/wpa_i.h | 2 ++ + 2 files changed, 40 insertions(+), 15 deletions(-) + +diff --git a/src/rsn_supp/wpa.c b/src/rsn_supp/wpa.c +index 95bd7be..7a2c68d 100644 +--- a/src/rsn_supp/wpa.c ++++ b/src/rsn_supp/wpa.c +@@ -709,14 +709,17 @@ struct wpa_gtk_data { + + static int wpa_supplicant_install_gtk(struct wpa_sm *sm, + const struct wpa_gtk_data *gd, +- const u8 *key_rsc) ++ const u8 *key_rsc, int wnm_sleep) + { + const u8 *_gtk = gd->gtk; + u8 gtk_buf[32]; + + /* Detect possible key reinstallation */ +- if (sm->gtk.gtk_len == (size_t) gd->gtk_len && +- os_memcmp(sm->gtk.gtk, gd->gtk, sm->gtk.gtk_len) == 0) { ++ if ((sm->gtk.gtk_len == (size_t) gd->gtk_len && ++ os_memcmp(sm->gtk.gtk, gd->gtk, sm->gtk.gtk_len) == 0) || ++ (sm->gtk_wnm_sleep.gtk_len == (size_t) gd->gtk_len && ++ os_memcmp(sm->gtk_wnm_sleep.gtk, gd->gtk, ++ sm->gtk_wnm_sleep.gtk_len) == 0)) { + wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG, + "WPA: Not reinstalling already in-use GTK to the driver (keyidx=%d tx=%d len=%d)", + gd->keyidx, gd->tx, gd->gtk_len); +@@ -757,8 +760,14 @@ static int wpa_supplicant_install_gtk(struct wpa_sm *sm, + } + os_memset(gtk_buf, 0, sizeof(gtk_buf)); + +- sm->gtk.gtk_len = gd->gtk_len; +- os_memcpy(sm->gtk.gtk, gd->gtk, sm->gtk.gtk_len); ++ if (wnm_sleep) { ++ sm->gtk_wnm_sleep.gtk_len = gd->gtk_len; ++ os_memcpy(sm->gtk_wnm_sleep.gtk, gd->gtk, ++ sm->gtk_wnm_sleep.gtk_len); ++ } else { ++ sm->gtk.gtk_len = gd->gtk_len; ++ os_memcpy(sm->gtk.gtk, gd->gtk, sm->gtk.gtk_len); ++ } + + return 0; + } +@@ -852,7 +861,7 @@ static int wpa_supplicant_pairwise_gtk(struct wpa_sm *sm, + (wpa_supplicant_check_group_cipher(sm, sm->group_cipher, + gtk_len, gtk_len, + &gd.key_rsc_len, &gd.alg) || +- wpa_supplicant_install_gtk(sm, &gd, key_rsc))) { ++ wpa_supplicant_install_gtk(sm, &gd, key_rsc, 0))) { + wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG, + "RSN: Failed to install GTK"); + os_memset(&gd, 0, sizeof(gd)); +@@ -868,14 +877,18 @@ static int wpa_supplicant_pairwise_gtk(struct wpa_sm *sm, + + #ifdef CONFIG_IEEE80211W + static int wpa_supplicant_install_igtk(struct wpa_sm *sm, +- const struct wpa_igtk_kde *igtk) ++ const struct wpa_igtk_kde *igtk, ++ int wnm_sleep) + { + size_t len = wpa_cipher_key_len(sm->mgmt_group_cipher); + u16 keyidx = WPA_GET_LE16(igtk->keyid); + + /* Detect possible key reinstallation */ +- if (sm->igtk.igtk_len == len && +- os_memcmp(sm->igtk.igtk, igtk->igtk, sm->igtk.igtk_len) == 0) { ++ if ((sm->igtk.igtk_len == len && ++ os_memcmp(sm->igtk.igtk, igtk->igtk, sm->igtk.igtk_len) == 0) || ++ (sm->igtk_wnm_sleep.igtk_len == len && ++ os_memcmp(sm->igtk_wnm_sleep.igtk, igtk->igtk, ++ sm->igtk_wnm_sleep.igtk_len) == 0)) { + wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG, + "WPA: Not reinstalling already in-use IGTK to the driver (keyidx=%d)", + keyidx); +@@ -900,8 +913,14 @@ static int wpa_supplicant_install_igtk(struct wpa_sm *sm, + return -1; + } + +- sm->igtk.igtk_len = len; +- os_memcpy(sm->igtk.igtk, igtk->igtk, sm->igtk.igtk_len); ++ if (wnm_sleep) { ++ sm->igtk_wnm_sleep.igtk_len = len; ++ os_memcpy(sm->igtk_wnm_sleep.igtk, igtk->igtk, ++ sm->igtk_wnm_sleep.igtk_len); ++ } else { ++ sm->igtk.igtk_len = len; ++ os_memcpy(sm->igtk.igtk, igtk->igtk, sm->igtk.igtk_len); ++ } + + return 0; + } +@@ -924,7 +943,7 @@ static int ieee80211w_set_keys(struct wpa_sm *sm, + return -1; + + igtk = (const struct wpa_igtk_kde *) ie->igtk; +- if (wpa_supplicant_install_igtk(sm, igtk) < 0) ++ if (wpa_supplicant_install_igtk(sm, igtk, 0) < 0) + return -1; + } + +@@ -1574,7 +1593,7 @@ static void wpa_supplicant_process_1_of_2(struct wpa_sm *sm, + if (wpa_supplicant_rsc_relaxation(sm, key->key_rsc)) + key_rsc = null_rsc; + +- if (wpa_supplicant_install_gtk(sm, &gd, key_rsc) || ++ if (wpa_supplicant_install_gtk(sm, &gd, key_rsc, 0) || + wpa_supplicant_send_2_of_2(sm, key, ver, key_info) < 0) + goto failed; + os_memset(&gd, 0, sizeof(gd)); +@@ -2386,8 +2405,10 @@ void wpa_sm_notify_assoc(struct wpa_sm *sm, const u8 *bssid) + sm->tptk_set = 0; + os_memset(&sm->tptk, 0, sizeof(sm->tptk)); + os_memset(&sm->gtk, 0, sizeof(sm->gtk)); ++ os_memset(&sm->gtk_wnm_sleep, 0, sizeof(sm->gtk_wnm_sleep)); + #ifdef CONFIG_IEEE80211W + os_memset(&sm->igtk, 0, sizeof(sm->igtk)); ++ os_memset(&sm->igtk_wnm_sleep, 0, sizeof(sm->igtk_wnm_sleep)); + #endif /* CONFIG_IEEE80211W */ + } + +@@ -2920,8 +2941,10 @@ void wpa_sm_drop_sa(struct wpa_sm *sm) + os_memset(&sm->ptk, 0, sizeof(sm->ptk)); + os_memset(&sm->tptk, 0, sizeof(sm->tptk)); + os_memset(&sm->gtk, 0, sizeof(sm->gtk)); ++ os_memset(&sm->gtk_wnm_sleep, 0, sizeof(sm->gtk_wnm_sleep)); + #ifdef CONFIG_IEEE80211W + os_memset(&sm->igtk, 0, sizeof(sm->igtk)); ++ os_memset(&sm->igtk_wnm_sleep, 0, sizeof(sm->igtk_wnm_sleep)); + #endif /* CONFIG_IEEE80211W */ + #ifdef CONFIG_IEEE80211R + os_memset(sm->xxkey, 0, sizeof(sm->xxkey)); +@@ -2986,7 +3009,7 @@ int wpa_wnmsleep_install_key(struct wpa_sm *sm, u8 subelem_id, u8 *buf) + + wpa_hexdump_key(MSG_DEBUG, "Install GTK (WNM SLEEP)", + gd.gtk, gd.gtk_len); +- if (wpa_supplicant_install_gtk(sm, &gd, key_rsc)) { ++ if (wpa_supplicant_install_gtk(sm, &gd, key_rsc, 1)) { + os_memset(&gd, 0, sizeof(gd)); + wpa_printf(MSG_DEBUG, "Failed to install the GTK in " + "WNM mode"); +@@ -2998,7 +3021,7 @@ int wpa_wnmsleep_install_key(struct wpa_sm *sm, u8 subelem_id, u8 *buf) + const struct wpa_igtk_kde *igtk; + + igtk = (const struct wpa_igtk_kde *) (buf + 2); +- if (wpa_supplicant_install_igtk(sm, igtk) < 0) ++ if (wpa_supplicant_install_igtk(sm, igtk, 1) < 0) + return -1; + #endif /* CONFIG_IEEE80211W */ + } else { +diff --git a/src/rsn_supp/wpa_i.h b/src/rsn_supp/wpa_i.h +index afc9e37..9a54631 100644 +--- a/src/rsn_supp/wpa_i.h ++++ b/src/rsn_supp/wpa_i.h +@@ -32,8 +32,10 @@ struct wpa_sm { + int rx_replay_counter_set; + u8 request_counter[WPA_REPLAY_COUNTER_LEN]; + struct wpa_gtk gtk; ++ struct wpa_gtk gtk_wnm_sleep; + #ifdef CONFIG_IEEE80211W + struct wpa_igtk igtk; ++ struct wpa_igtk igtk_wnm_sleep; + #endif /* CONFIG_IEEE80211W */ + + struct eapol_sm *eapol; /* EAPOL state machine from upper level code */ +-- +2.7.4 + diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0004-Prevent-installation-of-an-all-zero-TK.patch b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0004-Prevent-installation-of-an-all-zero-TK.patch new file mode 100644 index 0000000..22ee217 --- /dev/null +++ b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0004-Prevent-installation-of-an-all-zero-TK.patch @@ -0,0 +1,79 @@ +From 8f82bc94e8697a9d47fa8774dfdaaede1084912c Mon Sep 17 00:00:00 2001 +From: Mathy Vanhoef +Date: Fri, 29 Sep 2017 04:22:51 +0200 +Subject: [PATCH 4/8] Prevent installation of an all-zero TK + +Properly track whether a PTK has already been installed to the driver +and the TK part cleared from memory. This prevents an attacker from +trying to trick the client into installing an all-zero TK. + +This fixes the earlier fix in commit +ad00d64e7d8827b3cebd665a0ceb08adabf15e1e ('Fix TK configuration to the +driver in EAPOL-Key 3/4 retry case') which did not take into account +possibility of an extra message 1/4 showing up between retries of +message 3/4. + +Signed-off-by: Mathy Vanhoef +--- + src/common/wpa_common.h | 1 + + src/rsn_supp/wpa.c | 5 ++--- + src/rsn_supp/wpa_i.h | 1 - + 3 files changed, 3 insertions(+), 4 deletions(-) + +diff --git a/src/common/wpa_common.h b/src/common/wpa_common.h +index d200285..1021ccb 100644 +--- a/src/common/wpa_common.h ++++ b/src/common/wpa_common.h +@@ -215,6 +215,7 @@ struct wpa_ptk { + size_t kck_len; + size_t kek_len; + size_t tk_len; ++ int installed; /* 1 if key has already been installed to driver */ + }; + + struct wpa_gtk { +diff --git a/src/rsn_supp/wpa.c b/src/rsn_supp/wpa.c +index 7a2c68d..0550a41 100644 +--- a/src/rsn_supp/wpa.c ++++ b/src/rsn_supp/wpa.c +@@ -510,7 +510,6 @@ static void wpa_supplicant_process_1_of_4(struct wpa_sm *sm, + os_memset(buf, 0, sizeof(buf)); + } + sm->tptk_set = 1; +- sm->tk_to_set = 1; + + kde = sm->assoc_wpa_ie; + kde_len = sm->assoc_wpa_ie_len; +@@ -615,7 +614,7 @@ static int wpa_supplicant_install_ptk(struct wpa_sm *sm, + enum wpa_alg alg; + const u8 *key_rsc; + +- if (!sm->tk_to_set) { ++ if (sm->ptk.installed) { + wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG, + "WPA: Do not re-install same PTK to the driver"); + return 0; +@@ -659,7 +658,7 @@ static int wpa_supplicant_install_ptk(struct wpa_sm *sm, + + /* TK is not needed anymore in supplicant */ + os_memset(sm->ptk.tk, 0, WPA_TK_MAX_LEN); +- sm->tk_to_set = 0; ++ sm->ptk.installed = 1; + + if (sm->wpa_ptk_rekey) { + eloop_cancel_timeout(wpa_sm_rekey_ptk, sm, NULL); +diff --git a/src/rsn_supp/wpa_i.h b/src/rsn_supp/wpa_i.h +index 9a54631..41f371f 100644 +--- a/src/rsn_supp/wpa_i.h ++++ b/src/rsn_supp/wpa_i.h +@@ -24,7 +24,6 @@ struct wpa_sm { + struct wpa_ptk ptk, tptk; + int ptk_set, tptk_set; + unsigned int msg_3_of_4_ok:1; +- unsigned int tk_to_set:1; + u8 snonce[WPA_NONCE_LEN]; + u8 anonce[WPA_NONCE_LEN]; /* ANonce from the last 1/4 msg */ + int renew_snonce; +-- +2.7.4 + diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0005-Fix-PTK-rekeying-to-generate-a-new-ANonce.patch b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0005-Fix-PTK-rekeying-to-generate-a-new-ANonce.patch new file mode 100644 index 0000000..c19c4c7 --- /dev/null +++ b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0005-Fix-PTK-rekeying-to-generate-a-new-ANonce.patch @@ -0,0 +1,64 @@ +From 12fac09b437a1dc8a0f253e265934a8aaf4d2f8b Mon Sep 17 00:00:00 2001 +From: Jouni Malinen +Date: Sun, 1 Oct 2017 12:32:57 +0300 +Subject: [PATCH 5/8] Fix PTK rekeying to generate a new ANonce + +The Authenticator state machine path for PTK rekeying ended up bypassing +the AUTHENTICATION2 state where a new ANonce is generated when going +directly to the PTKSTART state since there is no need to try to +determine the PMK again in such a case. This is far from ideal since the +new PTK would depend on a new nonce only from the supplicant. + +Fix this by generating a new ANonce when moving to the PTKSTART state +for the purpose of starting new 4-way handshake to rekey PTK. + +Signed-off-by: Jouni Malinen +--- + src/ap/wpa_auth.c | 24 +++++++++++++++++++++--- + 1 file changed, 21 insertions(+), 3 deletions(-) + +diff --git a/src/ap/wpa_auth.c b/src/ap/wpa_auth.c +index 707971d..bf10cc1 100644 +--- a/src/ap/wpa_auth.c ++++ b/src/ap/wpa_auth.c +@@ -1901,6 +1901,21 @@ SM_STATE(WPA_PTK, AUTHENTICATION2) + } + + ++static int wpa_auth_sm_ptk_update(struct wpa_state_machine *sm) ++{ ++ if (random_get_bytes(sm->ANonce, WPA_NONCE_LEN)) { ++ wpa_printf(MSG_ERROR, ++ "WPA: Failed to get random data for ANonce"); ++ sm->Disconnect = TRUE; ++ return -1; ++ } ++ wpa_hexdump(MSG_DEBUG, "WPA: Assign new ANonce", sm->ANonce, ++ WPA_NONCE_LEN); ++ sm->TimeoutCtr = 0; ++ return 0; ++} ++ ++ + SM_STATE(WPA_PTK, INITPMK) + { + u8 msk[2 * PMK_LEN]; +@@ -2458,9 +2473,12 @@ SM_STEP(WPA_PTK) + SM_ENTER(WPA_PTK, AUTHENTICATION); + else if (sm->ReAuthenticationRequest) + SM_ENTER(WPA_PTK, AUTHENTICATION2); +- else if (sm->PTKRequest) +- SM_ENTER(WPA_PTK, PTKSTART); +- else switch (sm->wpa_ptk_state) { ++ else if (sm->PTKRequest) { ++ if (wpa_auth_sm_ptk_update(sm) < 0) ++ SM_ENTER(WPA_PTK, DISCONNECTED); ++ else ++ SM_ENTER(WPA_PTK, PTKSTART); ++ } else switch (sm->wpa_ptk_state) { + case WPA_PTK_INITIALIZE: + break; + case WPA_PTK_DISCONNECT: +-- +2.7.4 + diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0006-TDLS-Reject-TPK-TK-reconfiguration.patch b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0006-TDLS-Reject-TPK-TK-reconfiguration.patch new file mode 100644 index 0000000..e1bd5a5 --- /dev/null +++ b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0006-TDLS-Reject-TPK-TK-reconfiguration.patch @@ -0,0 +1,132 @@ +From 6c4bed4f47d1960ec04981a9d50e5076aea5223d Mon Sep 17 00:00:00 2001 +From: Jouni Malinen +Date: Fri, 22 Sep 2017 11:03:15 +0300 +Subject: [PATCH 6/8] TDLS: Reject TPK-TK reconfiguration + +Do not try to reconfigure the same TPK-TK to the driver after it has +been successfully configured. This is an explicit check to avoid issues +related to resetting the TX/RX packet number. There was already a check +for this for TPK M2 (retries of that message are ignored completely), so +that behavior does not get modified. + +For TPK M3, the TPK-TK could have been reconfigured, but that was +followed by immediate teardown of the link due to an issue in updating +the STA entry. Furthermore, for TDLS with any real security (i.e., +ignoring open/WEP), the TPK message exchange is protected on the AP path +and simple replay attacks are not feasible. + +As an additional corner case, make sure the local nonce gets updated if +the peer uses a very unlikely "random nonce" of all zeros. + +Signed-off-by: Jouni Malinen +--- + src/rsn_supp/tdls.c | 38 ++++++++++++++++++++++++++++++++++++-- + 1 file changed, 36 insertions(+), 2 deletions(-) + +diff --git a/src/rsn_supp/tdls.c b/src/rsn_supp/tdls.c +index e424168..9eb9738 100644 +--- a/src/rsn_supp/tdls.c ++++ b/src/rsn_supp/tdls.c +@@ -112,6 +112,7 @@ struct wpa_tdls_peer { + u8 tk[16]; /* TPK-TK; assuming only CCMP will be used */ + } tpk; + int tpk_set; ++ int tk_set; /* TPK-TK configured to the driver */ + int tpk_success; + int tpk_in_progress; + +@@ -192,6 +193,20 @@ static int wpa_tdls_set_key(struct wpa_sm *sm, struct wpa_tdls_peer *peer) + u8 rsc[6]; + enum wpa_alg alg; + ++ if (peer->tk_set) { ++ /* ++ * This same TPK-TK has already been configured to the driver ++ * and this new configuration attempt (likely due to an ++ * unexpected retransmitted frame) would result in clearing ++ * the TX/RX sequence number which can break security, so must ++ * not allow that to happen. ++ */ ++ wpa_printf(MSG_INFO, "TDLS: TPK-TK for the peer " MACSTR ++ " has already been configured to the driver - do not reconfigure", ++ MAC2STR(peer->addr)); ++ return -1; ++ } ++ + os_memset(rsc, 0, 6); + + switch (peer->cipher) { +@@ -209,12 +224,15 @@ static int wpa_tdls_set_key(struct wpa_sm *sm, struct wpa_tdls_peer *peer) + return -1; + } + ++ wpa_printf(MSG_DEBUG, "TDLS: Configure pairwise key for peer " MACSTR, ++ MAC2STR(peer->addr)); + if (wpa_sm_set_key(sm, alg, peer->addr, -1, 1, + rsc, sizeof(rsc), peer->tpk.tk, key_len) < 0) { + wpa_printf(MSG_WARNING, "TDLS: Failed to set TPK to the " + "driver"); + return -1; + } ++ peer->tk_set = 1; + return 0; + } + +@@ -696,7 +714,7 @@ static void wpa_tdls_peer_clear(struct wpa_sm *sm, struct wpa_tdls_peer *peer) + peer->cipher = 0; + peer->qos_info = 0; + peer->wmm_capable = 0; +- peer->tpk_set = peer->tpk_success = 0; ++ peer->tk_set = peer->tpk_set = peer->tpk_success = 0; + peer->chan_switch_enabled = 0; + os_memset(&peer->tpk, 0, sizeof(peer->tpk)); + os_memset(peer->inonce, 0, WPA_NONCE_LEN); +@@ -1159,6 +1177,7 @@ skip_rsnie: + wpa_tdls_peer_free(sm, peer); + return -1; + } ++ peer->tk_set = 0; /* A new nonce results in a new TK */ + wpa_hexdump(MSG_DEBUG, "TDLS: Initiator Nonce for TPK handshake", + peer->inonce, WPA_NONCE_LEN); + os_memcpy(ftie->Snonce, peer->inonce, WPA_NONCE_LEN); +@@ -1751,6 +1770,19 @@ static int wpa_tdls_addset_peer(struct wpa_sm *sm, struct wpa_tdls_peer *peer, + } + + ++static int tdls_nonce_set(const u8 *nonce) ++{ ++ int i; ++ ++ for (i = 0; i < WPA_NONCE_LEN; i++) { ++ if (nonce[i]) ++ return 1; ++ } ++ ++ return 0; ++} ++ ++ + static int wpa_tdls_process_tpk_m1(struct wpa_sm *sm, const u8 *src_addr, + const u8 *buf, size_t len) + { +@@ -2004,7 +2036,8 @@ skip_rsn: + peer->rsnie_i_len = kde.rsn_ie_len; + peer->cipher = cipher; + +- if (os_memcmp(peer->inonce, ftie->Snonce, WPA_NONCE_LEN) != 0) { ++ if (os_memcmp(peer->inonce, ftie->Snonce, WPA_NONCE_LEN) != 0 || ++ !tdls_nonce_set(peer->inonce)) { + /* + * There is no point in updating the RNonce for every obtained + * TPK M1 frame (e.g., retransmission due to timeout) with the +@@ -2020,6 +2053,7 @@ skip_rsn: + "TDLS: Failed to get random data for responder nonce"); + goto error; + } ++ peer->tk_set = 0; /* A new nonce results in a new TK */ + } + + #if 0 +-- +2.7.4 + diff --git a/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0008-FT-Do-not-allow-multiple-Reassociation-Response-fram.patch b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0008-FT-Do-not-allow-multiple-Reassociation-Response-fram.patch new file mode 100644 index 0000000..b9678f6 --- /dev/null +++ b/recipes-connectivity/hostapd/hostap-daemon-2.6/rebased-v2.6-0008-FT-Do-not-allow-multiple-Reassociation-Response-fram.patch @@ -0,0 +1,82 @@ +From b372ab0b7daea719749194dc554b26e6367603f2 Mon Sep 17 00:00:00 2001 +From: Jouni Malinen +Date: Fri, 22 Sep 2017 12:06:37 +0300 +Subject: [PATCH 8/8] FT: Do not allow multiple Reassociation Response frames + +The driver is expected to not report a second association event without +the station having explicitly request a new association. As such, this +case should not be reachable. However, since reconfiguring the same +pairwise or group keys to the driver could result in nonce reuse issues, +be extra careful here and do an additional state check to avoid this +even if the local driver ends up somehow accepting an unexpected +Reassociation Response frame. + +Signed-off-by: Jouni Malinen +--- + src/rsn_supp/wpa.c | 3 +++ + src/rsn_supp/wpa_ft.c | 8 ++++++++ + src/rsn_supp/wpa_i.h | 1 + + 3 files changed, 12 insertions(+) + +diff --git a/src/rsn_supp/wpa.c b/src/rsn_supp/wpa.c +index 0550a41..2a53c6f 100644 +--- a/src/rsn_supp/wpa.c ++++ b/src/rsn_supp/wpa.c +@@ -2440,6 +2440,9 @@ void wpa_sm_notify_disassoc(struct wpa_sm *sm) + #ifdef CONFIG_TDLS + wpa_tdls_disassoc(sm); + #endif /* CONFIG_TDLS */ ++#ifdef CONFIG_IEEE80211R ++ sm->ft_reassoc_completed = 0; ++#endif /* CONFIG_IEEE80211R */ + + /* Keys are not needed in the WPA state machine anymore */ + wpa_sm_drop_sa(sm); +diff --git a/src/rsn_supp/wpa_ft.c b/src/rsn_supp/wpa_ft.c +index 205793e..d45bb45 100644 +--- a/src/rsn_supp/wpa_ft.c ++++ b/src/rsn_supp/wpa_ft.c +@@ -153,6 +153,7 @@ static u8 * wpa_ft_gen_req_ies(struct wpa_sm *sm, size_t *len, + u16 capab; + + sm->ft_completed = 0; ++ sm->ft_reassoc_completed = 0; + + buf_len = 2 + sizeof(struct rsn_mdie) + 2 + sizeof(struct rsn_ftie) + + 2 + sm->r0kh_id_len + ric_ies_len + 100; +@@ -681,6 +682,11 @@ int wpa_ft_validate_reassoc_resp(struct wpa_sm *sm, const u8 *ies, + return -1; + } + ++ if (sm->ft_reassoc_completed) { ++ wpa_printf(MSG_DEBUG, "FT: Reassociation has already been completed for this FT protocol instance - ignore unexpected retransmission"); ++ return 0; ++ } ++ + if (wpa_ft_parse_ies(ies, ies_len, &parse) < 0) { + wpa_printf(MSG_DEBUG, "FT: Failed to parse IEs"); + return -1; +@@ -781,6 +787,8 @@ int wpa_ft_validate_reassoc_resp(struct wpa_sm *sm, const u8 *ies, + return -1; + } + ++ sm->ft_reassoc_completed = 1; ++ + if (wpa_ft_process_gtk_subelem(sm, parse.gtk, parse.gtk_len) < 0) + return -1; + +diff --git a/src/rsn_supp/wpa_i.h b/src/rsn_supp/wpa_i.h +index 41f371f..56f88dc 100644 +--- a/src/rsn_supp/wpa_i.h ++++ b/src/rsn_supp/wpa_i.h +@@ -128,6 +128,7 @@ struct wpa_sm { + size_t r0kh_id_len; + u8 r1kh_id[FT_R1KH_ID_LEN]; + int ft_completed; ++ int ft_reassoc_completed; + int over_the_ds_in_progress; + u8 target_ap[ETH_ALEN]; /* over-the-DS target AP */ + int set_ptk_after_assoc; +-- +2.7.4 + diff --git a/recipes-connectivity/hostapd/hostap-daemon.inc b/recipes-connectivity/hostapd/hostap-daemon.inc index 4f8ae21..23e71f6 100644 --- a/recipes-connectivity/hostapd/hostap-daemon.inc +++ b/recipes-connectivity/hostapd/hostap-daemon.inc @@ -1,4 +1,15 @@ -SRC_URI += " file://cfg80211.conf" + + +# -p option is striplevel +SRC_URI += " file://cfg80211.conf \ + file://rebased-v2.6-0001-hostapd-Avoid-key-reinstallation-in-FT-handshake.patch;patchdir=.. \ + file://rebased-v2.6-0002-Prevent-reinstallation-of-an-already-in-use-group-ke.patch;patchdir=.. \ + file://rebased-v2.6-0003-Extend-protection-of-GTK-IGTK-reinstallation-of-WNM-.patch;patchdir=.. \ + file://rebased-v2.6-0004-Prevent-installation-of-an-all-zero-TK.patch;patchdir=.. \ + file://rebased-v2.6-0005-Fix-PTK-rekeying-to-generate-a-new-ANonce.patch;patchdir=.. \ + file://rebased-v2.6-0006-TDLS-Reject-TPK-TK-reconfiguration.patch;patchdir=.. \ + file://rebased-v2.6-0008-FT-Do-not-allow-multiple-Reassociation-Response-fram.patch;patchdir=.. \ + " do_install() { install -d ${D}${sbindir} ${D}${sysconfdir}/init.d diff --git a/recipes-connectivity/hostapd/hostap-daemon_2.4.bb b/recipes-connectivity/hostapd/hostap-daemon_2.4.bb deleted file mode 100644 index 9244da4..0000000 --- a/recipes-connectivity/hostapd/hostap-daemon_2.4.bb +++ /dev/null @@ -1,43 +0,0 @@ -require hostap-daemon.inc - -HOMEPAGE = "http://hostap.epitest.fi" -SECTION = "kernel/userland" -LICENSE = "BSD-3-Clause" -LIC_FILES_CHKSUM = "file://README;md5=4d53178f44d4b38418a4fa8de365e11c" -DEPENDS = "libnl openssl sqlite3" -SUMMARY = "User space daemon for extended IEEE 802.11 management" - -inherit update-rc.d -INITSCRIPT_NAME = "hostapd" - - -DEFAULT_PREFERENCE = "-1" - -SRC_URI += " \ - http://hostap.epitest.fi/releases/hostapd-${PV}.tar.gz \ - file://defconfig \ - file://init \ - file://default \ -" - -S = "${WORKDIR}/hostapd-${PV}/hostapd" - - -do_configure() { - install -m 0644 ${WORKDIR}/defconfig ${S}/.config -} - -do_compile() { - export CFLAGS="-MMD -O2 -Wall -g -I${STAGING_INCDIR}/libnl3" - make -} - -CONFFILES_${PN} += "${sysconfdir}/hostapd.conf" - -SRC_URI[md5sum] = "04578f3f2c3eb1bec1adf30473813912" -SRC_URI[sha256sum] = "6fe0eb6bd1c9cbd24952ece8586b6f7bd14ab358edfda99794e79b9b9dbd657f" - -do_install_append() { - mkdir -p ${D}${sysconfdir}/default - install -m 644 ${WORKDIR}/default ${D}${sysconfdir}/default/hostapd -} diff --git a/recipes-connectivity/hostapd/hostap-daemon_2.6.bb b/recipes-connectivity/hostapd/hostap-daemon_2.6.bb new file mode 100644 index 0000000..e9e0f33 --- /dev/null +++ b/recipes-connectivity/hostapd/hostap-daemon_2.6.bb @@ -0,0 +1,44 @@ +require hostap-daemon.inc + +HOMEPAGE = "http://hostap.epitest.fi" +SECTION = "kernel/userland" +LICENSE = "BSD-3-Clause" +LIC_FILES_CHKSUM = "file://README;md5=8aa4e8c78b59b12016c4cb2d0a8db350" +DEPENDS = "libnl openssl sqlite3" +SUMMARY = "User space daemon for extended IEEE 802.11 management" + +inherit update-rc.d +INITSCRIPT_NAME = "hostapd" + + +DEFAULT_PREFERENCE = "-1" + +SRC_URI += " \ + http://hostap.epitest.fi/releases/hostapd-${PV}.tar.gz \ + file://defconfig \ + file://init \ + file://default \ +" + +S = "${WORKDIR}/hostapd-${PV}/hostapd" + + +do_configure() { + install -m 0644 ${WORKDIR}/defconfig ${S}/.config +} + +do_compile() { + export CFLAGS="-MMD -O2 -Wall -g -I${STAGING_INCDIR}/libnl3" + make +} + +CONFFILES_${PN} += "${sysconfdir}/hostapd.conf" + +SRC_URI[md5sum] = "eaa56dce9bd8f1d195eb62596eab34c7" +SRC_URI[sha256sum] = "01526b90c1d23bec4b0f052039cc4456c2fd19347b4d830d1d58a0a6aea7117d" + + +do_install_append() { + mkdir -p ${D}${sysconfdir}/default + install -m 644 ${WORKDIR}/default ${D}${sysconfdir}/default/hostapd +} -- cgit v1.2.3