Home/CVE/The ff_h264_decode_seq_parameter_set function in h264_ps.c in libavcodec in FFmpeg before 0.9.1 and in Libav 0.5.x befor
CVE

CVE-2012-0851

The ff_h264_decode_seq_parameter_set function in h264_ps.c in libavcodec in FFmpeg before 0.9.1 and in Libav 0.5.x befor

The ff_h264_decode_seq_parameter_set function in h264_ps.c in libavcodec in FFmpeg before 0.9.1 and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.6, and 0.8.x before 0.8.3 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a crafted H.264 file, related to the chroma_format_idc value.

MEDIUM · CVSS 6.8 EPSS 0.02167
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
▤

Affected Products & Versions

3
ffmpeg<= 0.9
ffmpegall versions
libavall versions
▣

Scoring & Timeline

6.8
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Published to NVD20 Aug 2012 · 06:55 PM
⚑

Vendor Advisories

2
usnUSN-1479-1
usnUSN-1478-1
🔗

References & Sources

9
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://ffmpeg.org/security.html
http://ffmpeg.org/trac/ffmpeg/ticket/758Vendor Advisory
http://git.videolan.org/?p=ffmpeg.git
http://libav.org/Vendor Advisory
http://www.debian.org/security/2012/dsa-2494
http://www.mandriva.com/security/advisories?name=MDVSA-2013:079
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