Referenced CVEs: 
CVE-2006-5868
Description: 
=========================================================== Ubuntu Security Notice USN-386-1 November 28, 2006 imagemagick vulnerability CVE-2006-5868 =========================================================== A security issue affects the following Ubuntu releases: Ubuntu 5.10 Ubuntu 6.06 LTS 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: libmagick6 6:6.2.3.4-1ubuntu1.5 Ubuntu 6.06 LTS: libmagick9 6:6.2.4.5-0.6ubuntu0.4 In general, a standard system upgrade is sufficient to effect the necessary changes. Details follow: Daniel Kobras discovered multiple buffer overflows in ImageMagick's SGI file format decoder. By tricking a user or an automated system into processing a specially crafted SGI image, this could be exploited to execute arbitrary code with the user's privileges.