Secunia Security Advisory – Gentoo has issued an update for ruby. This fixes some vulnerabilities, which can be exploited by malicious people to bypass certain security restrictions, cause a DoS (Denial of Service), conduct spoofing attacks, and potentially compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/73118/sa33178.txt
Source: https://packetstormsecurity.com/files/73118/Secunia-Security-Advisory-33178.html