CVE-2017-14767

NameCVE-2017-14767
DescriptionThe sdp_parse_fmtp_config_h264 function in libavformat/rtpdec_h264.c in FFmpeg before 3.3.4 mishandles empty sprop-parameter-sets values, which allows remote attackers to cause a denial of service (heap buffer overflow) or possibly have unspecified other impact via a crafted sdp 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)
ReferencesDSA-3996-1
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~deb8u1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ffmpegsource(unstable)7:3.3.4-1medium
ffmpegsourcestretch7:3.2.8-1~deb9u1mediumDSA-3996-1
libavsource(unstable)(unfixed)medium

Notes

https://github.com/FFmpeg/FFmpeg/commit/c42a1388a6d1bfd8001bf6a4241d8ca27e49326d
Fixed in 3.2.8
The check is completely missing in Jessie. It should be added.

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