Ubuntu Security Notice 2944-1 - It was discovered that Libav incorrectly handled certain malformed media files. If a user were tricked into opening a crafted media file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program.
b720ac08b0266b887b424168df30f111dda29cc6d404e3fe4dc4554498731134
============================================================================
Ubuntu Security Notice USN-2944-1
April 04, 2016
libav vulnerabilities
============================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 LTS
Summary:
Libav could be made to crash or run programs as your login if it opened a
specially crafted file.
Software Description:
- libav: Multimedia player, server, encoder and transcoder
Details:
It was discovered that Libav incorrectly handled certain malformed media
files. If a user were tricked into opening a crafted media file, an
attacker could cause a denial of service via application crash, or possibly
execute arbitrary code with the privileges of the user invoking the
program.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 LTS:
libavcodec53 4:0.8.17-0ubuntu0.12.04.2
libavformat53 4:0.8.17-0ubuntu0.12.04.2
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2944-1
CVE-2014-8541, CVE-2015-1872, CVE-2015-3395, CVE-2015-5479,
CVE-2015-6818, CVE-2015-6820, CVE-2015-6824, CVE-2015-6826,
CVE-2015-8364, CVE-2015-8365, CVE-2016-1897, CVE-2016-1898,
CVE-2016-2326, CVE-2016-2330
Package Information:
https://launchpad.net/ubuntu/+source/libav/4:0.8.17-0ubuntu0.12.04.2