RHEL has put a lot of work into their SELinux policy. Without a doubt it's more secure than OpenBSD. If both OSes had a remote root hole, on OpenBSD you would

RHEL has put a lot of work into their SELinux policy. Without a doubt it's more secure than OpenBSD. If both OSes had a remote root hole, on OpenBSD you would have carte blanche to do whatever, on the RHEL system you would be able to do very little.