PhxBUG - Phoenix BSD User Group

By using ptrace(2) on an ancestor process, a loop in the process tree could be created, violating assumptions in other parts of the kernel and resulting in infinite loops.

The SSL/TLS protocol is subject to man-in-the-middle attacks related to renegotiation (see CVE-2009-3555, draft-ietf-tls-renegotiation-00). OpenSSL permitted this protocol feature by default and had no way to disable it.