Debian Security Advisory DSA 865-1 – Javier Fernandez-Sanguino Pena discovered that several scripts of the hylafax suite, a flexible client/server fax software, create temporary files and directories in an insecure fashion, leaving them vulnerable to symlink exploits.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/40698/dsa-865-1.txt
Source: https://packetstormsecurity.com/files/40698/Debian-Linux-Security-Advisory-865-1.html