Secunia Security Advisory – Fedora has issued an update for asterisk. This fixes some vulnerabilities, which can be exploited by malicious people to cause a DoS (Denial of Service) or to conduct DoS attacks.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/68475/sa31194.txt
Source: https://packetstormsecurity.com/files/68475/Secunia-Security-Advisory-31194.html