Secunia Security Advisory – Fedora 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/89747/sa39818.txt
Source: https://packetstormsecurity.com/files/89747/Secunia-Security-Advisory-39818.html