Secunia Security Advisory – Ubuntu has issued an update for libwmf. This fixes a vulnerability, which can be exploited by malicious people to compromise an application using the library.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/48895/sa21419.txt
Source: https://packetstormsecurity.com/files/48895/Secunia-Security-Advisory-21419.html