Ubuntu Security Notice 632-1 – Many vulnerabilities have been addressed in the python 2.4 and python 2.5 packages. These include integer overflows, arbitrary code execution, and other vulnerabilities.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/68746/USN-632-1.txt
Source: https://packetstormsecurity.com/files/68746/Ubuntu-Security-Notice-632-1.html