Secunia Security Advisory – Debian has issued an update for pdns-recursor. This fixes a vulnerability, which can be exploited by malicious people to poison the DNS cache.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/65416/sa29764.txt
Source: https://packetstormsecurity.com/files/65416/Secunia-Security-Advisory-29764.html