CVE-2015-5479

NameCVE-2015-5479
DescriptionThe ff_h263_decode_mba function in libavcodec/ituh263dec.c in Libav before 11.5 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a file with crafted dimensions.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-644-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ffmpeg (PTS)stretch (security), stretch7:3.2.12-1~deb9u1fixed
buster, sid7:4.0.3-1fixed
libav (PTS)jessie (security), jessie6:11.12-1~deb8u1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsource(unstable)(not affected)
ffmpegsourcesqueeze(unfixed)end-of-life
libavsource(unstable)(unfixed)low
libavsourcejessie6:11.6-1~deb8u1medium
libavsourcewheezy6:0.8.18-0+deb7u1mediumDLA-644-1

Notes

- ffmpeg <not-affected> (Vulnerable code not present)
[squeeze] - ffmpeg <end-of-life> (Not supported in Squeeze LTS)
[wheezy] - libav <no-dsa> (Minor issue, can be fixed along in a future DSA)
Patch in libav: https://git.libav.org/?p=libav.git;a=commit;h=0a49a62f998747cfa564d98d36a459fe70d3299b
Fixed in libav 11.5

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