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.
http://git.videolan.org/?p=ffmpeg.git;a=commit;h=490a3ebf36821b81f73e34ad3f554cb523dd2682
http://googlechromereleases.blogspot.com/2015/01/stable-update.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00005.html
http://rhn.redhat.com/errata/RHSA-2015-0093.html
http://secunia.com/advisories/62383
http://secunia.com/advisories/62575
http://secunia.com/advisories/62665
http://security.gentoo.org/glsa/glsa-201502-13.xml
http://www.securityfocus.com/bid/72288
http://www.securitytracker.com/id/1031623
Source: MITRE
Published: 2015-01-22
Updated: 2017-01-03
Type: NVD-CWE-Other
Base Score: 7.5
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 10
Severity: HIGH