Pardus Linux Security Advisory – Multiple vulnerabilities have been discovered in Ruby: several vulnerabilities in safe level, DoS vulnerability in WEBrick, Lack of taintness check in dl and DNS spoofing vulnerability in resolv.rb.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/69021/PLSA-2008-21.txt
Source: https://packetstormsecurity.com/files/69021/Pardus-Linux-Security-Advisory-2008.21.html