CVE-2013-3672

NameCVE-2013-3672
DescriptionThe mm_decode_inter function in mmvideo.c in libavcodec in FFmpeg before 1.2.1 does not validate the relationship between a horizontal coordinate and a width value, which allows remote attackers to cause a denial of service (out-of-bounds array access and application crash) via crafted American Laser Games (ALG) MM Video data.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-3003-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ffmpeg (PTS)stretch7:3.2.7-1~deb9u1fixed
stretch (security)7:3.2.8-1~deb9u1fixed
buster, sid7:3.3.4-2fixed
libav (PTS)wheezy6:0.8.17-2fixed
wheezy (security)6:0.8.21-0+deb7u1fixed
jessie (security), jessie6:11.9-1~deb8u1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsource(unstable)7:2.4.1-1medium
ffmpegsourcesqueeze(unfixed)end-of-life
libavsource(unstable)6:10.4-1medium
libavsourcewheezy6:0.8.15-1mediumDSA-3003-1

Notes

[squeeze] - ffmpeg <end-of-life> (Backports to 0.5.x not useful, too many checks missing)
Fix in ffmpeg: http://git.videolan.org/?p=ffmpeg.git;a=commit;h=7fa6db2545643efb4fe2e0bb501fa50af35a6330
Fix in libav: http://git.libav.org/?p=libav.git;a=commit;h=70cd3b8e659c3522eea5c16a65d14b8658894a94

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