Secunia Security Advisory – Ubuntu has issued an update for postgresql. This fixes some vulnerabilities, which can be exploited by malicious users to gain knowledge of potentially sensitive information and cause a DoS (Denial of Service).
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/54219/sa24028.txt
Source: https://packetstormsecurity.com/files/54219/Secunia-Security-Advisory-24028.html