CVE-2012-0853

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2012-08-20 · updated 2026-06-16
Weakness: CWE-20

Description

The decodeTonalComponents function in the Actrac3 codec (atrac3.c) in libavcodec in FFmpeg 0.7.x before 0.7.12, and 0.8.x before 0.8.11; and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1 allows remote attackers to cause a denial of service (infinite loop and crash) and possibly execute arbitrary code via a large component count in an Atrac 3 file.

Affected products

FFmpeg: 0.7, 0.7.1, 0.7.2, 0.7.3, 0.7.6, 0.7.7 (+11)
libav: 0.5, 0.5.1, 0.5.2, 0.5.3, 0.5.4, 0.5.5 (+17)

References

http://ffmpeg.org/trac/ffmpeg/ticket/780
http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=c509f4f74713b035a06f79cb4d00e708f5226bc5
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=9af6abdc17deb95c9b1f1d9242ba49b8b5e0b016
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=c509f4f74713b035a06f79cb4d00e708f5226bc5
http://secunia.com/advisories/49089
http://www.openwall.com/lists/oss-security/2012/02/14/4
http://www.ubuntu.com/usn/USN-1479-1
http://ffmpeg.org/trac/ffmpeg/ticket/780
http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=c509f4f74713b035a06f79cb4d00e708f5226bc5
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=9af6abdc17deb95c9b1f1d9242ba49b8b5e0b016
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=c509f4f74713b035a06f79cb4d00e708f5226bc5
http://secunia.com/advisories/49089

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