CVE-2012-2803

Severity: critical (CVSS 10.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-09-10 · updated 2026-06-16
Weakness: CWE-399

Description

Double free vulnerability in the mpeg_decode_frame function in libavcodec/mpeg12.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.5, has unknown impact and attack vectors, related to resetting the data size value.

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, 0.8.4 (+9)

References

http://ffmpeg.org/security.html
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=951cbea56fdc03ef96d07fbd7e5bed755d42ac8a
http://libav.org/releases/libav-0.7.7.changelog
http://libav.org/releases/libav-0.8.5.changelog
http://secunia.com/advisories/50468
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://www.ubuntu.com/usn/USN-1706-1
http://ffmpeg.org/security.html
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=951cbea56fdc03ef96d07fbd7e5bed755d42ac8a

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