Secunia Security Advisory – Red Hat has issued an update for dbus. This fixes a security issue, which can be exploited by malicious, local users to bypass certain security restrictions.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/64143/sa29160.txt
Source: https://packetstormsecurity.com/files/64143/Secunia-Security-Advisory-29160.html