CVE-2011-3362

Home/CVE/Integer signedness error in the decode_residual_block function in cavsdec.c in libavcodec in FFmpeg before 0.7.3 and 0.8

CVE

Integer signedness error in the decode_residual_block function in cavsdec.c in libavcodec in FFmpeg before 0.7.3 and 0.8

Integer signedness error in the decode_residual_block function in cavsdec.c in libavcodec in FFmpeg before 0.7.3 and 0.8.x before 0.8.2, and libav through 0.7.1, allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via a crafted Chinese AVS video (aka CAVS) file.

MEDIUM · CVSS 6.8 EPSS 0.0374

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No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules0 YARA rules0

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Affected Products & Versions

ffmpeg<= 0.7.2
ffmpegall versions
libav<= 0.7.1
libavall versions

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Scoring & Timeline

6.8

MEDIUM · CVSS v2 (legacy) · secalert@redhat.com

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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 NVD02 Oct 2011 · 08:55 PM

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Vendor Advisories

usnUSN-1209-2

usnUSN-1209-1

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://git.videolan.org/?p=ffmpeg.git

http://secunia.com/advisories/45532Vendor Advisory

http://www.ffmpeg.org/releases/ffmpeg-0.7.5.changelog

http://www.ffmpeg.org/releases/ffmpeg-0.8.4.changelog

http://www.ocert.org/advisories/ocert-2011-002.html

Show all 8 references

http://www.openwall.com/lists/oss-security/2011/09/13/4Patch

http://www.openwall.com/lists/oss-security/2011/09/14/8Patch

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