Referenced CVEs: 
CVE-2007-0010
Description: 
=========================================================== Ubuntu Security Notice USN-415-1 February 01, 2007 gtk+2.0 vulnerability CVE-2007-0010 =========================================================== A security issue affects the following Ubuntu releases: Ubuntu 5.10 Ubuntu 6.06 LTS Ubuntu 6.10 This advisory also applies to the corresponding versions of Kubuntu, Edubuntu, and Xubuntu. The problem can be corrected by upgrading your system to the following package versions: Ubuntu 5.10: libgtk2.0-0 2.8.6-0ubuntu2.2 Ubuntu 6.06 LTS: libgtk2.0-0 2.8.20-0ubuntu1.1 Ubuntu 6.10: libgtk2.0-0 2.10.6-0ubuntu3.1 After a standard system upgrade you need to restart your session to effect the necessary changes. Details follow: A flaw was discovered in the error handling of GTK's image loading library. Applications opening certain corrupted images could be made to crash, causing a denial of service.