HP Security Bulletin – A potential security vulnerability has been identified with HP-UX running BIND. This vulnerability could be exploited remotely to compromise NXDOMAIN responses.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/88814/HPSBUX02519-SSRT100004.txt
Source: https://packetstormsecurity.com/files/88814/HP-Security-Bulletin-HPSBUX02519-SSRT100004.html