Ubuntu Update for libdmx USN-1852-1

Solution
Please Install the Updated Packages.
Insight
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.
Affected
libdmx on Ubuntu 13.04 , Ubuntu 12.10 , Ubuntu 12.04 LTS