Ubuntu Update for linux-source-2.6.17/20/22 vulnerability USN-577-1

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-577-1
Solution
Please Install the Updated Packages.
Insight
Wojciech Purczynski discovered that the vmsplice system call did not properly perform verification of user-memory pointers. A local attacker could exploit this to overwrite arbitrary kernel memory and gain root privileges. (CVE-2008-0600)
Affected
linux-source-2.6.17/20/22 vulnerability on Ubuntu 6.10 , Ubuntu 7.04 , Ubuntu 7.10