Secunia Security Advisory – Debian has issued an update for cupsys. This fixes some vulnerabilities, which can be exploited by malicious people to cause a DoS (Denial of Service) and compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/68730/sa31324.txt
Source: https://packetstormsecurity.com/files/68730/Secunia-Security-Advisory-31324.html