firefox-1.0.2-1.4.1.centos4 unstable?

Has anyone else noticed that firefox is less stable after the recent
security update?
I'm getting several occurrences per day of "just goes poof," i.e.
probably seg fault.

-- 
 Collins
       When I saw the Iraqi people voting three weeks ago, 8 million of them, 
       it was the start of a new Arab world.... The Berlin Wall has fallen. 
               - Lebanese Druze leader Walid Jumblatt