CVE-2014-9317

Name	CVE-2014-9317
Description	The decode_ihdr_chunk function in libavcodec/pngdec.c in FFMpeg before 2.1.6, 2.2.x through 2.3.x, and 2.4.x before 2.4.4 allows remote attackers to cause a denial of service (out-of-bounds heap access) and possibly have other unspecified impact via an IDAT before an IHDR in a PNG file.
Source	CVE (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 severity	high (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
ffmpeg (PTS)	stretch	7:3.2.10-1~deb9u1	fixed
	stretch (security)	7:3.2.12-1~deb9u1	fixed
	buster	7:4.0.2-1	fixed
	sid	7:4.0.2-2	fixed
libav (PTS)	jessie (security), jessie	6:11.12-1~deb8u1	fixed

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

Package	Type	Release	Fixed Version	Urgency
ffmpeg	source	(unstable)	2.4.4-1	high
ffmpeg	source	squeeze	(not affected)
libav	source	(unstable)	(not affected)

Notes

- libav <not-affected> (Vulnerable code not present)
[squeeze] - ffmpeg <not-affected> (Vulnerable code not present)
ffmpeg: http://git.videolan.org/?p=ffmpeg.git;a=commit;h=79ceaf827be0b070675d4cd0a55c3386542defd8