Secunia Security Advisory – Fedora has issued an update for expat. This fixes a vulnerability, which can be exploited by malicious people to cause a DoS (Denial of Service).
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/82448/sa37234.txt
Source: https://packetstormsecurity.com/files/82448/Secunia-Security-Advisory-37234.html