CVE-2012-2802

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-09-10 · updated 2026-06-16

Description

Unspecified vulnerability in the ac3_decode_frame function in libavcodec/ac3dec.c in FFmpeg before 0.11 and Libav 0.8.x before 0.8.4 has unknown impact and attack vectors, related to the "number of output channels" and "out of array writes."

Affected products

FFmpeg: through 0.10.4; 0.3, 0.3.1, 0.3.2, 0.3.3, 0.3.4, 0.4.0 (+47)
libav: 0.8, 0.8-beta2, 0.8.1, 0.8.2, 0.8.3

References

http://ffmpeg.org/security.html
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=2c22701c371c2f3dea21fcdbb97c981939fb77af
http://libav.org/releases/libav-0.8.4.changelog
http://libav.org/releases/libav-0.8.5.changelog
http://secunia.com/advisories/50468
http://secunia.com/advisories/51257
http://www.mandriva.com/security/advisories?name=MDVSA-2013:079
http://www.openwall.com/lists/oss-security/2012/08/31/3
http://www.openwall.com/lists/oss-security/2012/09/02/4
http://www.securityfocus.com/bid/55355
http://www.ubuntu.com/usn/USN-1705-1
http://ffmpeg.org/security.html

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