Secunia Security Advisory – Daniel Reed has reported a vulnerability in D-BUS, which can be exploited by malicious, local users to hijack a session bus.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/36020/sa14119.txt
Source: https://packetstormsecurity.com/files/36020/Secunia-Security-Advisory-14119.html