Ubuntu Security Notice 1858-1 - 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.
7aa4a704ede0aab924d1d4d5a2b0c1003a518baab5cc2ad4a0854aed3c487c9f
============================================================================
Ubuntu Security Notice USN-1858-1
June 05, 2013
libxfixes vulnerability
============================================================================
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 libxfixes.
Software Description:
- libxfixes: X11 miscellaneous fixes 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:
libxfixes3 1:5.0-4ubuntu5.13.04.1
Ubuntu 12.10:
libxfixes3 1:5.0-4ubuntu5.12.10.1
Ubuntu 12.04 LTS:
libxfixes3 1:5.0-4ubuntu4.1
After a standard system update you need to restart your session to make all
the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1858-1
CVE-2013-1983
Package Information:
https://launchpad.net/ubuntu/+source/libxfixes/1:5.0-4ubuntu5.13.04.1
https://launchpad.net/ubuntu/+source/libxfixes/1:5.0-4ubuntu5.12.10.1
https://launchpad.net/ubuntu/+source/libxfixes/1:5.0-4ubuntu4.1