Debian Security Advisory 1395-1 – Steve Kemp from the Debian Security Audit project discovered that xen-utils, a collection of XEN administrative tools, used temporary files insecurely within the xenmon tool allowing local users to truncate arbitrary files.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/60423/dsa-1395-1.txt
Source: https://packetstormsecurity.com/files/60423/Debian-Linux-Security-Advisory-1395-1.html