USN-1869-1: libxxf86dga vulnerabilities

5 June 2013

libxxf86dga vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 13.04
  • Ubuntu 12.10
  • Ubuntu 12.04 LTS

Summary

Several security issues were fixed in libxxf86dga.

Software Description

  • libxxf86dga - X11 Direct Graphics Access extension library

Details

Ilja van Sprundel discovered multiple security issues in various X.org libraries and components. An attacker could use these issues to cause applications to crash, resulting in a denial of service, or possibly execute arbitrary code.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 13.04
libxxf86dga1 - 2:1.1.3-2ubuntu0.13.04.1
Ubuntu 12.10
libxxf86dga1 - 2:1.1.3-2ubuntu0.12.10.1
Ubuntu 12.04 LTS
libxxf86dga1 - 2:1.1.2-1ubuntu0.1

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

After a standard system update you need to restart your session to make all the necessary changes.

References