Ubuntu Update for koffice vulnerability USN-496-1

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-496-1
Solution
Please Install the Updated Packages.
Insight
Derek Noonburg discovered an integer overflow in the Xpdf function StreamPredictor::StreamPredictor(). By importing a specially crafted PDF file into KWord, this could be exploited to run arbitrary code with the user's privileges.
Affected
koffice vulnerability on Ubuntu 6.06 LTS , Ubuntu 6.10 , Ubuntu 7.04