Secunia Security Advisory – Debian has issued an update for apr-util. This fixes some vulnerabilities, which can be exploited by malicious users and malicious people to cause a DoS (Denial of Service).
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/78117/sa35360.txt
Source: https://packetstormsecurity.com/files/78117/Secunia-Security-Advisory-35360.html

