CVE-2018-6621

NameCVE-2018-6621
DescriptionThe decode_frame function in libavcodec/utvideodec.c in FFmpeg through 3.4.1 allows remote attackers to cause a denial of service (out of array read) via a crafted AVI file.
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-1630-1, DSA-4249-1
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
buster7:4.1-1fixed
sid7:4.1.1-1fixed
libav (PTS)jessie6:11.12-1~deb8u1vulnerable
jessie (security)6:11.12-1~deb8u5fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsource(unstable)7:3.4.2-1low
ffmpegsourcestretch7:3.2.11-1~deb9u1mediumDSA-4249-1
libavsource(unstable)(unfixed)medium
libavsourcejessie6:11.12-1~deb8u4mediumDLA-1630-1

Notes

https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/118e1b0b3370dd1c0da442901b486689efd1654b
Fixed in 3.2.11

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