Secunia Security Advisory – Red Hat has issued an update for libtiff. This fixes some vulnerabilities, which can be exploited by malicious people to cause a DoS (Denial of Service) and potentially compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/91656/sa40527.txt
Source: https://packetstormsecurity.com/files/91656/Secunia-Security-Advisory-40527.html