Secunia Security Advisory – Some vulnerabilities have been reported in Heimdal, which can be exploited by malicious users to cause a DoS (Denial of Service).
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/90077/sa39953.txt
Source: https://packetstormsecurity.com/files/90077/Secunia-Security-Advisory-39953.html