Secunia Security Advisory – Ubuntu has issued an update for dhcp3. This fixes a vulnerability, which can be exploited by malicious people to cause a DoS (Denial of Service) and potentially compromise a user’s system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/79271/sa35841.txt
Source: https://packetstormsecurity.com/files/79271/Secunia-Security-Advisory-35841.html