Ubuntu Update for imagemagick USN-1544-1

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-1544-1
Solution
Please Install the Updated Packages.
Insight
Tom Lane discovered that ImageMagick would not always properly allocate memory. If a user or automated system using ImageMagick were tricked into opening a specially crafted PNG image, an attacker could exploit this to cause a denial of service or possibly execute code with the privileges of the user invoking the program.
Affected
imagemagick on Ubuntu 12.04 LTS , Ubuntu 11.10 , Ubuntu 11.04 , Ubuntu 10.04 LTS
References