To be fair, most people running 4.3 are running 4.3 with RHEL back-patches or something similar. That's what distribution maintainers are for -- there's nothing

To be fair, most people running 4.3 are running 4.3 with RHEL back-patches or something similar. That's what distribution maintainers are for -- there's nothing less secure than trying to remember to patch all your individual programs yourself.