Secunia Security Advisory – Red Hat has issued an update for krb5. This fixes a vulnerability, 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/89706/sa39799.txt
Source: https://packetstormsecurity.com/files/89706/Secunia-Security-Advisory-39799.html