Ubuntu Update for dvipng vulnerability USN-936-1

Ubuntu Update for Linux kernel vulnerabilities USN-936-1
Please Install the Updated Packages.
Dan Rosenberg discovered that dvipng incorrectly handled certain malformed dvi files. If a user or automated system were tricked into processing a specially crafted dvi file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program.
dvipng vulnerability on Ubuntu 9.04 , Ubuntu 9.10