libxml2 could be made to crash or run programs if it opened a specially crafted file.
It was discovered that libxml2 incorrectly handled memory management when parsing certain XML files. An attacker could use this flaw to cause libxml2 to crash, resulting in a denial of service, or to possibly execute arbitrary code.
7 May 2013
A security issue affects these releases of Ubuntu and its derivatives:
libxml2 could be made to crash or run programs if it opened a specially crafted file.
It was discovered that libxml2 incorrectly handled memory management when parsing certain XML files. An attacker could use this flaw to cause libxml2 to crash, resulting in a denial of service, or to possibly execute arbitrary code.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to reboot your computer to make all the necessary changes.