Secunia Security Advisory – Luigi Auriemma has reported a vulnerability in S.T.A.L.K.E.R.: Clear Sky, which can be exploited by malicious people to cause a DoS (Denial of Service).
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/79538/sa35890.txt
Source: https://packetstormsecurity.com/files/79538/Secunia-Security-Advisory-35890.html