SCO Security Advisory – A very long HOME environment variable will cause a buffer overflow in auditsh, atcronsh and termsh.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/37076/SCOSA-2005.15.txt
Source: https://packetstormsecurity.com/files/37076/SCOSA-2005.15.txt.html