CVE-2013-7020

Name	CVE-2013-7020
Description	The read_header function in libavcodec/ffv1dec.c in FFmpeg before 2.1 does not properly enforce certain bit-count and colorspace constraints, which allows remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via crafted FFV1 data.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
References	DSA-3027-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
ffmpeg (PTS)	buster	7:4.1.9-0+deb10u1	fixed
	buster (security)	7:4.1.10-0+deb10u1	fixed
	bullseye (security), bullseye	7:4.3.5-0+deb11u1	fixed
	bookworm, sid	7:5.1.2-3	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin
ffmpeg	source	squeeze	(unfixed)	end-of-life
ffmpeg	source	(unstable)	7:2.4.1-1
libav	source	wheezy	6:0.8.16-1		DSA-3027-1
libav	source	(unstable)	6:10.4-1

Notes

[squeeze] - ffmpeg <end-of-life> (Backports to 0.5.x not useful, too many checks missing)
https://github.com/FFmpeg/FFmpeg/commit/b05cd1ea7e45a836f7f6071a716c38bb30326e0f