CVE-2017-7206

NameCVE-2017-7206
DescriptionThe ff_h2645_extract_rbsp function in libavcodec in libav 9.21 allows remote attackers to cause a denial of service (heap-based buffer over-read) or obtain sensitive information from process memory via a crafted h264 video file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ffmpeg (PTS)stretch (security)7:3.2.18-0+deb9u1fixed
stretch (lts), stretch7:3.2.19-0+deb9u4fixed
buster (security), buster, buster (lts)7:4.1.11-0+deb10u1fixed
bullseye7:4.3.6-0+deb11u1fixed
bullseye (security)7:4.3.7-0+deb11u1fixed
bookworm (security), bookworm7:5.1.5-0+deb12u1fixed
trixie7:6.1.1-4fixed
sid7:6.1.1-5fixed
libav (PTS)jessie, jessie (lts)6:11.12-1~deb8u9fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsource(unstable)(not affected)
libavsourcewheezy(unfixed)end-of-life
libavsourcejessie(not affected)
libavsource(unstable)(unfixed)

Notes

[jessie] - libav <not-affected> (Vulnerable code not present)
- ffmpeg <not-affected> (bug #872517; Previous patches mitigated the issue)
https://bugzilla.libav.org/show_bug.cgi?id=1002
https://git.libav.org/?p=libav.git;a=commit;h=83b2b34d06e74cc8775ba3d833f9782505e17539

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