Secunia Security Advisory – Debian has issued an update for nagios. This fixes two vulnerabilities, which can be exploited by malicious people to cause a DoS (Denial of Service) and potentially compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/46589/sa20247.txt
Source: https://packetstormsecurity.com/files/46589/Secunia-Security-Advisory-20247.html