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/84196/sa37812.txt
Source: https://packetstormsecurity.com/files/84196/Secunia-Security-Advisory-37812.html