gst-ffmpeg: Add CVE patches
Security Advisory - ffmpeg - CVE-2013-0866
The aac_decode_init function in libavcodec/aacdec.c in FFmpeg before
1.0.4 and 1.1.x before 1.1.2 allows remote attackers to have an
unspecified impact via a large number of channels in an AAC file, which
triggers an out-of-bounds array access.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-0866
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2013-0875
The ff_add_png_paeth_prediction function in libavcodec/pngdec.c in
FFmpeg before 1.1.3 allows remote attackers to have an unspecified
impact via a crafted PNG image, related to an out-of-bounds array
access.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-0875
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2013-0860
The ff_er_frame_end function in libavcodec/error_resilience.c in FFmpeg
before 1.0.4 and 1.1.x before 1.1.1 does not properly verify that a
frame is fully initialized, which allows remote attackers to trigger a
NULL pointer dereference via crafted picture data.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-0860
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2011-3934
Double free vulnerability in the vp3_update_thread_context function in
libavcodec/vp3.c in FFmpeg before 0.10 allows remote attackers to have
an unspecified impact via crafted vp3 data.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2011-3934
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2011-3946
The ff_h264_decode_sei function in libavcodec/h264_sei.c in FFmpeg
before 0.10 allows remote attackers to have an unspecified impact via
crafted Supplemental enhancement information (SEI) data, which triggers
an infinite loop.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2011-3946
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2013-7023
The ff_combine_frame function in libavcodec/parser.c in FFmpeg before
2.1 does not properly handle certain memory-allocation errors, which
allows remote attackers to cause a denial of service (out-of-bounds
array access) or possibly have unspecified other impact via crafted
data.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-7023
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2013-7009
The rpza_decode_stream function in libavcodec/rpza.c in FFmpeg before
2.1 does not properly maintain a pointer to pixel data, which allows
remote attackers to cause a denial of service (out-of-bounds array
access) or possibly have unspecified other impact via crafted Apple RPZA
data.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-7009
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2013-0855
Integer overflow in the alac_decode_close function in libavcodec/alac.c
in FFmpeg before 1.1 allows remote attackers to have an unspecified
impact via a large number of samples per frame in Apple Lossless Audio
Codec (ALAC) data, which triggers an out-of-bounds array access.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-0855
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2011-4351
Buffer overflow in FFmpeg before 0.5.6, 0.6.x before 0.6.4, 0.7.x before
0.7.8, and 0.8.x before 0.8.8 allows remote attackers to execute
arbitrary code via unspecified vectors.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2011-4351
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2013-0848
The decode_init function in libavcodec/huffyuv.c in FFmpeg before 1.1
allows remote attackers to have an unspecified impact via a crafted
width in huffyuv data with the predictor set to median and the
colorspace set to YUV422P, which triggers an out-of-bounds array access.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-0848
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2011-3944
The smacker_decode_header_tree function in libavcodec/smacker.c in
FFmpeg before 0.10 allows remote attackers to have an unspecified impact
via crafted Smacker data.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2011-3944
file://0001-huffyuvdec-check-width-more-completely-avoid-out-of-.patch \
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2013-7010
Multiple integer signedness errors in libavcodec/dsputil.c in FFmpeg
before 2.1 allow remote attackers to cause a denial of service
(out-of-bounds array access) or possibly have unspecified other impact
via crafted data.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-7010
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2011-3941
The decode_mb function in libavcodec/error_resilience.c in FFmpeg before
0.10 allows remote attackers to have an unspecified impact via vectors
related to an uninitialized block index, which triggers an out-of-bound
write.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2011-3941
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2013-0846
Array index error in the qdm2_decode_super_block function in
libavcodec/qdm2.c in FFmpeg before 1.1 allows remote attackers to have
an unspecified impact via crafted QDM2 data, which triggers an
out-of-bounds array access.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-0846
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2012-6618
The av_probe_input_buffer function in libavformat/utils.c in FFmpeg
before 1.0.2, when running with certain -probesize values, allows remote
attackers to cause a denial of service (crash) via a crafted MP3 file,
possibly related to frame size or lack of sufficient frames to estimate
rate.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2012-6618
gst-ffmpeg: Security Advisory - ffmpeg - CVE-2012-6617
The prepare_sdp_description function in ffserver.c in FFmpeg before
1.0.2 allows remote attackers to cause a denial of service (crash) via
vectors related to the rtp format.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2012-6617
(From OE-Core rev: 58f08a96764094189b5aaf3cc8b4cc0c95e23409)
Signed-off-by: Yue Tao <Yue.Tao@windriver.com>
Signed-off-by: Roy Li <rongqing.li@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2014-07-22 07:46:36 +00:00
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gst-ffmpeg: error_concealment: Check that the picture is not in a half
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Fixes state becoming inconsistent
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Fixes a null pointer dereference
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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(cherry picked from commit 23318a57358358e7a4dc551e830e4503f0638cfe)
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Upstream-Status: Backport
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Signed-off-by: Yue Tao <yue.tao@windriver.com>
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---
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libavcodec/error_resilience.c | 6 ++++++
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1 files changed, 6 insertions(+), 0 deletions(-)
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diff --git a/libavcodec/error_resilience.c b/libavcodec/error_resilience.c
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index 01f7424..2b6bc42 100644
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--- a/gst-libs/ext/libav/libavcodec/error_resilience.c
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+++ b/gst-libs/ext/libav/libavcodec/error_resilience.c
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@@ -793,6 +793,12 @@ void ff_er_frame_end(MpegEncContext *s){
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s->picture_structure != PICT_FRAME || // we dont support ER of field pictures yet, though it should not crash if enabled
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s->error_count==3*s->mb_width*(s->avctx->skip_top + s->avctx->skip_bottom)) return;
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+ if ( s->picture_structure == PICT_FRAME
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+ && s->current_picture.linesize[0] != s->current_picture_ptr->linesize[0]) {
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+ av_log(s->avctx, AV_LOG_ERROR, "Error concealment not possible, frame not fully initialized\n");
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+ return;
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+ }
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+
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if(s->current_picture.motion_val[0] == NULL){
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av_log(s->avctx, AV_LOG_ERROR, "Warning MVs not available\n");
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--
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1.7.5.4
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