Ubuntu Update for libxml2 USN-1153-1

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-1153-1
Solution
Please Install the Updated Packages.
Insight
Chris Evans discovered that libxml2 incorrectly handled memory allocation. If an application using libxml2 opened a specially crafted XML file, an attacker could cause a denial of service or possibly execute code as the user invoking the program.
Affected
libxml2 on Ubuntu 11.04 , Ubuntu 10.10 , Ubuntu 10.04 LTS , Ubuntu 8.04 LTS