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authorYue Tao <Yue.Tao@windriver.com>2014-08-29 14:46:19 +0800
committerRichard Purdie <richard.purdie@linuxfoundation.org>2014-10-18 16:14:05 +0200
commit75fda358c338c6459d953b9f1d4de8f49333a016 (patch)
tree9905be8ee35b801d00e731621920ccb54bdf2d57 /meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13
parent3503fe8e74b15b8376b6c96dc309954d0bdf4a1c (diff)
downloadpoky-75fda358c338c6459d953b9f1d4de8f49333a016.tar.gz
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2013-0869
The field_end function in libavcodec/h264.c in FFmpeg before 1.1.2 allows remote attackers to have an unspecified impact via crafted H.264 data, related to an SPS and slice mismatch and an out-of-bounds array access. http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-0869 (From OE-Core rev: 464123172c92d92fa08e2125c04653590ad654c7) Signed-off-by: Yue Tao <Yue.Tao@windriver.com> Signed-off-by: Ross Burton <ross.burton@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13')
-rw-r--r--meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-h264-skip-error-concealment-when-SPS-and-slices-are-.patch33
1 files changed, 33 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-h264-skip-error-concealment-when-SPS-and-slices-are-.patch b/meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-h264-skip-error-concealment-when-SPS-and-slices-are-.patch
new file mode 100644
index 0000000000..5d45c1a96c
--- /dev/null
+++ b/meta/recipes-multimedia/gstreamer/gst-ffmpeg-0.10.13/0001-h264-skip-error-concealment-when-SPS-and-slices-are-.patch
@@ -0,0 +1,33 @@
1gst-ffmpeg: h264: skip error concealment when SPS and slices are
2 mismatching
3
4Fixes out of array accesses
5
6Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
7Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
8(cherry picked from commit 695af8eed642ff0104834495652d1ee784a4c14d)
9
10Upstream-Status: Backport
11
12Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13Signed-off-by: Yue Tao <yue.tao@windriver.com>
14---
15 libavcodec/h264.c | 2 +-
16 1 files changed, 1 insertions(+), 1 deletions(-)
17
18diff --git a/libavcodec/h264.c b/libavcodec/h264.c
19index da144db..0aab4e7 100644
20--- a/gst-libs/ext/libav/libavcodec/h264.c
21+++ b/gst-libs/ext/libav/libavcodec/h264.c
22@@ -2351,7 +2351,7 @@ static int field_end(H264Context *h, int in_setup)
23 * past end by one (callers fault) and resync_mb_y != 0
24 * causes problems for the first MB line, too.
25 */
26- if (!FIELD_PICTURE)
27+ if (!FIELD_PICTURE && h->current_slice && !h->sps.new)
28 ff_er_frame_end(s);
29
30 ff_MPV_frame_end(s);
31--
321.7.5.4
33