CVE-2018-13303

NameCVE-2018-13303
DescriptionIn FFmpeg 4.0.1, a missing check for failure of a call to init_get_bits8() in the avpriv_ac3_parse_header function in libavcodec/ac3_parser.c may trigger a NULL pointer dereference while converting a crafted AVI file to MPEG4, leading to a denial of service.
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)7:3.2.11-1~deb9u1fixed
buster7:3.4.3-1vulnerable
sid7:4.0.1-2vulnerable
libav (PTS)jessie (security), jessie6:11.12-1~deb8u1undetermined

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsource(unstable)(unfixed)medium
ffmpegsourcestretch(not affected)
libavsource(unstable)undeterminedmedium

Notes

[stretch] - ffmpeg <not-affected> (Vulnerable code not present)
https://github.com/FFmpeg/FFmpeg/commit/00e8181bd97c834fe60751b0c511d4bb97875f78

Search for package or bug name: Reporting problems