Secunia Security Advisory – Ubuntu has issued an update for apt-listchanges. This fixes a security issue, 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/62811/sa28574.txt
Source: https://packetstormsecurity.com/files/62811/Secunia-Security-Advisory-28574.html