Secunia Security Advisory – Ubuntu has issued an update for fastjar. This fixes a vulnerability, which can be exploited by malicious people to compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/91138/sa40261.txt
Source: https://packetstormsecurity.com/files/91138/Secunia-Security-Advisory-40261.html