Slackware has issued an update for mozilla-thunderbird. This fixes some vulnerabilities, which can be exploited by malicious people to bypass certain security restrictions, conduct cross-site scripting attacks, or potentially compromise a user's system.
Feature Overview - The Secunia Software Inspector:
* Detects insecure versions of applications installed
* Verifies that all Microsoft patches are applied
* Assists you in updating your system and applications
* Runs through your browser. No installation or download is required.