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CVE-2012-2775

Published: 10 September 2012

Unspecified vulnerability in the read_var_block_data function in libavcodec/alsdec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to a large order and an "out of array write in quant_cof."

Notes

AuthorNote
mdeslaur
ffmpeg-extra in multiverse needs to have matching version
libav-extra is built with tarball produced by libav package

Priority

Medium

Status

Package Release Status
ffmpeg
Launchpad, Ubuntu, Debian
hardy Ignored
(end of life)
lucid Not vulnerable
(code not present)
natty Does not exist

oneiric Does not exist

precise Does not exist

quantal Does not exist

upstream Needs triage

Patches:
upstream: http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=9d3032b960ae03066c008d6e6774f68b17a1d69d

ffmpeg-extra
Launchpad, Ubuntu, Debian
hardy Does not exist

lucid Not vulnerable
(code not present)
natty Does not exist

oneiric Does not exist

precise Does not exist

quantal Does not exist

upstream Needs triage

libav
Launchpad, Ubuntu, Debian
hardy Does not exist

lucid Does not exist

natty Ignored
(end of life)
oneiric
Released (4:0.7.6-0ubuntu0.11.10.2)
precise
Released (4:0.8.4-0ubuntu0.12.04.1)
quantal
Released (6:0.8.4-0ubuntu0.12.10.1)
upstream Needs triage

Patches:

upstream: http://git.libav.org/?p=libav.git;a=commit;h=9853e41aa0a6cfff629ff7009685eb8bf8d64e7f (trunk)
libav-extra
Launchpad, Ubuntu, Debian
hardy Does not exist

lucid Does not exist

natty Ignored
(end of life)
oneiric
Released (4:0.7.6ubuntu0.11.10.2)
precise
Released (4:0.8.4ubuntu0.12.04.1)
quantal
Released (6:0.8.4ubuntu0.12.10.1)
upstream Needs triage