CVE-2017-7863

NameCVE-2017-7863
DescriptionFFmpeg before 2017-02-04 has an out-of-bounds write caused by a heap-based buffer overflow related to the decode_frame_common function in libavcodec/pngdec.c.
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 severityhigh (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, sid7:4.0.2-2fixed
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)7:3.2.4-1high
libavsource(unstable)undeterminedhigh

Notes

Fixed by: https://github.com/FFmpeg/FFmpeg/commit/e477f09d0b3619f3d29173b2cd593e17e2d1978e

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