Ubuntu Update for tk8.0, tk8.3, tk8.4 vulnerability USN-664-1

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-664-1
Solution
Please Install the Updated Packages.
Insight
It was discovered that Tk could be made to overrun a buffer when loading certain images. If a user were tricked into opening a specially crafted GIF image, remote attackers could cause a denial of service or execute arbitrary code with user privileges.
Affected
tk8.0, tk8.3, tk8.4 vulnerability on Ubuntu 6.06 LTS , Ubuntu 7.10 , Ubuntu 8.04 LTS