Secunia Security Advisory – Fedora has issued an update for xorg-x11-xfs. This fixes some vulnerabilities, which can be exploited by malicious, local users to gain escalated privileges.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/61697/sa28004.txt
Source: https://packetstormsecurity.com/files/61697/Secunia-Security-Advisory-28004.html