Secunia Security Advisory – Gentoo has issued an update for openttd. This fixes a vulnerability, which potentially can be exploited by malicious people to cause a DoS (Denial of Service) or to compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/75574/sa34161.txt
Source: https://packetstormsecurity.com/files/75574/Secunia-Security-Advisory-34161.html