From 43ba8f84fb03a8f645995b43966cb87152b69f4c Mon Sep 17 00:00:00 2001 From: Sona Sarmadi Date: Fri, 5 Sep 2014 12:04:08 +0200 Subject: pcihp: fix possible array out of bounds, CVE-2014-5388 Prevent out-of-bounds array access on acpi_pcihp_pci_status. [From QEMU: fa365d7cd11185237471823a5a33d36765454e16] Signed-off-by: Sona Sarmadi Signed-off-by: Ross Burton --- ...1-Back-porting-security-fix-CVE-2014-5388.patch | 30 ++++++++++++++++++++++ meta/recipes-devtools/qemu/qemu_2.1.0.bb | 1 + 2 files changed, 31 insertions(+) create mode 100644 meta/recipes-devtools/qemu/files/0001-Back-porting-security-fix-CVE-2014-5388.patch (limited to 'meta/recipes-devtools/qemu') diff --git a/meta/recipes-devtools/qemu/files/0001-Back-porting-security-fix-CVE-2014-5388.patch b/meta/recipes-devtools/qemu/files/0001-Back-porting-security-fix-CVE-2014-5388.patch new file mode 100644 index 0000000000..ec541fa668 --- /dev/null +++ b/meta/recipes-devtools/qemu/files/0001-Back-porting-security-fix-CVE-2014-5388.patch @@ -0,0 +1,30 @@ +Prevent out-of-bounds array access on +acpi_pcihp_pci_status. + +Upstream-Status: Backport + +Signed-off-by: Gonglei +Signed-off-by: Sona Sarmadi +--- +v2: + - change commit message. + - add 'Reviewed-by' +--- + hw/acpi/pcihp.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/hw/acpi/pcihp.c b/hw/acpi/pcihp.c +index fae663a..34dedf1 100644 +--- a/hw/acpi/pcihp.c ++++ b/hw/acpi/pcihp.c +@@ -231,7 +231,7 @@ static uint64_t pci_read(void *opaque, hwaddr addr, unsigned int size) + uint32_t val = 0; + int bsel = s->hotplug_select; + +- if (bsel < 0 || bsel > ACPI_PCIHP_MAX_HOTPLUG_BUS) { ++ if (bsel < 0 || bsel >= ACPI_PCIHP_MAX_HOTPLUG_BUS) { + return 0; + } + +-- +1.7.12.4 diff --git a/meta/recipes-devtools/qemu/qemu_2.1.0.bb b/meta/recipes-devtools/qemu/qemu_2.1.0.bb index 9b8337a73d..a82d0529b9 100644 --- a/meta/recipes-devtools/qemu/qemu_2.1.0.bb +++ b/meta/recipes-devtools/qemu/qemu_2.1.0.bb @@ -6,6 +6,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=441c28d2cf86e15a37fa47e15a72fbac \ SRC_URI += "file://configure-fix-Darwin-target-detection.patch \ file://qemu-enlarge-env-entry-size.patch \ file://Qemu-Arm-versatilepb-Add-memory-size-checking.patch \ + file://0001-Back-porting-security-fix-CVE-2014-5388.patch \ " SRC_URI_prepend = "http://wiki.qemu-project.org/download/${BP}.tar.bz2" SRC_URI[md5sum] = "6726977292b448cbc7f89998fac6983b" -- cgit v1.2.3