Secunia Security Advisory – Debian has issued an update for tk8.3. 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/61336/sa27806.txt
Source: https://packetstormsecurity.com/files/61336/Secunia-Security-Advisory-27806.html