FreeBSD has less bugs than Linux (one fold less).
FreeBSD bugs went up because there has been a MAJOR review of code, both from volunteers and paid developers.
http://marc.info/?l=openbsd-tech&m=129236621626462&w=2The production machines with the best uptime are FreeBSD based.
Still you think that Linux is safer than FreeBSD?
Your original point seemed to be that FreeBSD is more secure than Linux. I'd say you haven't made your point.