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authorHolger Hans Peter Freyther <zecke@selfish.org>2010-03-22 14:20:40 +0800
committerHolger Hans Peter Freyther <zecke@selfish.org>2010-03-22 18:24:16 +0800
commitdf2b33fd9ba9e5377da260cd2e2df7740561870c (patch)
treef219fcbed4104ff12c2fb3c33de69de8efbabec6
parent7284b51dfd5e8ada1af863a8e0d1b9948c62ccce (diff)
pulseaudio: Plug flaw with pulseaudio restarting itself..
Address CVE-2009-1894..
-rw-r--r--recipes/pulseaudio/files/CVE-2009-1894.patch49
-rw-r--r--recipes/pulseaudio/pulseaudio_0.9.15.bb3
2 files changed, 51 insertions, 1 deletions
diff --git a/recipes/pulseaudio/files/CVE-2009-1894.patch b/recipes/pulseaudio/files/CVE-2009-1894.patch
new file mode 100644
index 0000000000..729ed91782
--- /dev/null
+++ b/recipes/pulseaudio/files/CVE-2009-1894.patch
@@ -0,0 +1,49 @@
+Index: pulseaudio-0.9.15/src/daemon/main.c
+===================================================================
+--- pulseaudio-0.9.15.orig/src/daemon/main.c
++++ pulseaudio-0.9.15/src/daemon/main.c
+@@ -399,28 +399,6 @@ int main(int argc, char *argv[]) {
+ pa_log_set_level(PA_LOG_NOTICE);
+ pa_log_set_flags(PA_LOG_COLORS|PA_LOG_PRINT_FILE|PA_LOG_PRINT_LEVEL, PA_LOG_RESET);
+
+-#if defined(__linux__) && defined(__OPTIMIZE__)
+- /*
+- Disable lazy relocations to make usage of external libraries
+- more deterministic for our RT threads. We abuse __OPTIMIZE__ as
+- a check whether we are a debug build or not.
+- */
+-
+- if (!getenv("LD_BIND_NOW")) {
+- char *rp;
+-
+- /* We have to execute ourselves, because the libc caches the
+- * value of $LD_BIND_NOW on initialization. */
+-
+- pa_set_env("LD_BIND_NOW", "1");
+-
+- if ((rp = pa_readlink("/proc/self/exe")))
+- pa_assert_se(execv(rp, argv) == 0);
+- else
+- pa_log_warn("Couldn't read /proc/self/exe, cannot self execute. Running in a chroot()?");
+- }
+-#endif
+-
+ #ifdef HAVE_GETUID
+ real_root = getuid() == 0;
+ suid_root = !real_root && geteuid() == 0;
+Index: pulseaudio-0.9.15/src/Makefile.am
+===================================================================
+--- pulseaudio-0.9.15.orig/src/Makefile.am
++++ pulseaudio-0.9.15/src/Makefile.am
+@@ -153,9 +153,9 @@ PREOPEN_LIBS = $(modlibexec_LTLIBRARIES)
+ endif
+
+ if FORCE_PREOPEN
+-pulseaudio_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS) -dlpreopen force $(foreach f,$(PREOPEN_LIBS),-dlpreopen $(f))
++pulseaudio_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS) -Wl,-z,now -dlpreopen force $(foreach f,$(PREOPEN_LIBS),-dlpreopen $(f))
+ else
+-pulseaudio_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS) -dlopen force $(foreach f,$(PREOPEN_LIBS),-dlopen $(f))
++pulseaudio_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS) -Wl,-z,now -dlopen force $(foreach f,$(PREOPEN_LIBS),-dlopen $(f))
+ endif
+
+ if HAVE_POLKIT
diff --git a/recipes/pulseaudio/pulseaudio_0.9.15.bb b/recipes/pulseaudio/pulseaudio_0.9.15.bb
index 760e408333..d71d077ab6 100644
--- a/recipes/pulseaudio/pulseaudio_0.9.15.bb
+++ b/recipes/pulseaudio/pulseaudio_0.9.15.bb
@@ -1,7 +1,7 @@
require pulseaudio.inc
DEPENDS += "gdbm speex"
-PR = "${INC_PR}.5"
+PR = "${INC_PR}.6"
inherit gettext
@@ -16,6 +16,7 @@ SRC_URI += "\
file://tls_m4.patch;patch=1 \
file://sbc-thumb.patch;patch=1 \
file://CVE-2009-1299.patch;patch=1 \
+ file://CVE-2009-1894.patch;patch=1 \
"
do_compile_prepend() {