Secunia Security Advisory – Ubuntu has issued an update for cyrus-sasl2. 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/45724/sa19809.txt
Source: https://packetstormsecurity.com/files/45724/Secunia-Security-Advisory-19809.html