Mandriva Linux Security Advisory 2009-050 – A vulnerability have been discovered and corrected in PyCrypto ARC2 module 2.0.1, which allows remote attackers to cause a denial of service and possibly execute arbitrary code via a large ARC2 key length. The updated packages have been patched to prevent this.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/75095/MDVSA-2009-050.txt
Source: https://packetstormsecurity.com/files/75095/Mandriva-Linux-Security-Advisory-2009-050.html