USN-2944-1: Libav vulnerabilities

USN-2944-1: Libav vulnerabilities

Ubuntu Security Notice USN-2944-1

4th April, 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 version:

Ubuntu 12.04 LTS:

libavformat53

4:0.8.17-0ubuntu0.12.04.2

libavcodec53

4:0.8.17-0ubuntu0.12.04.2

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

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

Source: USN-2944-1: Libav vulnerabilities