CVE-2017-1000460

NameCVE-2017-1000460
DescriptionIn line libavcodec/h264dec.c:500 in libav(v13_dev0), ffmpeg(n3.4), chromium(56 prior Feb 13, 2017), the return value of init_get_bits is ignored and get_ue_golomb(&gb) is called on an uninitialized get_bits context, which causes a NULL deref exception.
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)
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ffmpeg (PTS)stretch7:3.2.10-1~deb9u1fixed
stretch (security)7:3.2.12-1~deb9u1fixed
buster, sid7:4.0.2-1fixed
libav (PTS)jessie (security), jessie6:11.12-1~deb8u1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsource(unstable)7:3.1.1-1medium
libavsource(unstable)(unfixed)medium

Notes

https://bugzilla.libav.org/show_bug.cgi?id=952
https://lists.ffmpeg.org/pipermail/ffmpeg-cvslog/2017-January/104221.html

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