Secunia Security Advisory – Ubuntu has issued an update for Quagga. This fixes two security issues and a vulnerability, which can be exploited by malicious, local users to cause a DoS (Denial of Service) and by malicious people to bypass certain security restrictions, and to disclose system information.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/46293/sa20137.txt
Source: https://packetstormsecurity.com/files/46293/Secunia-Security-Advisory-20137.html