Secunia Security Advisory – Debian has issued an update for pdns. This fixes a weakness, which can be exploited by malicious people to conduct spoofing attacks.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/68978/sa31448.txt
Source: https://packetstormsecurity.com/files/68978/Secunia-Security-Advisory-31448.html