CVE-2012-3487
Race condition in Tunnelblick 3.3beta20 and earlier allows local users to kill unintended processes by waiting for a specific PID value to be assigned to a target process.
Date published : 2012-08-26
http://code.google.com/p/tunnelblick/issues/detail?id=212
http://archives.neohapsis.com/archives/fulldisclosure/2012-08/0122.html