Secunia Security Advisory – Gentoo 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 potentially compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/64109/sa29051.txt
Source: https://packetstormsecurity.com/files/64109/Secunia-Security-Advisory-29051.html