Ubuntu Update for linux USN-1815-1

Solution
Please Install the Updated Packages.
Insight
Andy Lutomirski discover an error in the Linux kernel's credential handling on unix sockets. A local user could exploit this flaw to gain administrative privileges. (CVE-2013-1979) Andy Lutomirski discovered a privilege escalation in the Linux kernel's user namespaces. A local user could exploit the flaw to gain administrative privileges. (CVE-2013-1959)
Affected
linux on Ubuntu 13.04