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CVE-2014-7933

Published: 22 January 2015

Use-after-free vulnerability in the matroska_read_seek function in libavformat/matroskadec.c in FFmpeg before 2.5.1, as used in Google Chrome before 40.0.2214.91, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted Matroska file that triggers improper maintenance of tracks data.

Priority

Medium

Status

Package Release Status
chromium-browser
Launchpad, Ubuntu, Debian
Upstream
Released (40.0.2214.91)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (40.0.2214.94-0ubuntu1.1120)
Ubuntu 16.04 ESM (Xenial Xerus)
Released (40.0.2214.94-0ubuntu1.1120)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [40.0.2214.94-0ubuntu0.14.04.1.1068])
ffmpeg
Launchpad, Ubuntu, Debian
Upstream Not vulnerable

Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable

Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

Patches:
Upstream: http://git.videolan.org/?p=ffmpeg.git;a=commit;h=490a3ebf36821b81f73e34ad3f554cb523dd2682
libav
Launchpad, Ubuntu, Debian
Upstream
Released (0.8.17)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

Ubuntu 16.04 ESM (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [6:9.20-0ubuntu0.14.04.1])
Patches:
Upstream: https://git.libav.org/?p=libav.git;a=commit;h=490a3ebf36821b81f73e34ad3f554cb523dd2682
Upstream: https://git.libav.org/?p=libav.git;a=commit;h=51dd54c51aaca909893c9f90a4119e96ff71ffdf (0.8)
mplayer
Launchpad, Ubuntu, Debian
Upstream Not vulnerable

Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable

Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was not-affected [uses system ffmpeg])
oxide-qt
Launchpad, Ubuntu, Debian
Upstream
Released (1.4.2)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

Ubuntu 16.04 ESM (Xenial Xerus)
Released (1.4.2-0ubuntu1)
Ubuntu 14.04 ESM (Trusty Tahr) Does not exist
(trusty was released [1.4.2-0ubuntu0.14.04.1])