Mandriva Linux Security Advisory – A Denial of Service vulnerability was discovered in the civserver component of the freeciv game on certain incoming packets.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/44488/MDKSA-2006-053.txt
Source: https://packetstormsecurity.com/files/44488/Mandriva-Linux-Security-Advisory-2006.053.html