Secunia Security Advisory – Ubuntu has issued an update for linux and linux-source-2.6.15. This fixes some security issues and vulnerabilities, which can be exploited by malicious, local users to bypass certain security restrictions, cause a DoS (Denial of Service), and disclose potentially sensitive information, malicious users to bypass certain security restrictions, and by malicious users and malicious people to cause a DoS, and potentially compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/78893/sa35656.txt
Source: https://packetstormsecurity.com/files/78893/Secunia-Security-Advisory-35656.html