Secunia Security Advisory – Fedora has issued an update for asterisk. 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/87573/sa39096.txt
Source: https://packetstormsecurity.com/files/87573/Secunia-Security-Advisory-39096.html