Ubuntu Update for linux USN-1669-1

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-1669-1
Solution
Please Install the Updated Packages.
Insight
A flaw was discovered in the Linux kernel's handling of new hot plugged memory. An unprivileged local user could exploit this flaw to cause a denial of service by crashing the system.
Affected
linux on Ubuntu 12.04 LTS
References