select to_date('December 12 2002','Month dd yyyy');
  to_date
------------
 2002-12-02
select to_date('January 12 2002','Month dd yyyy');
  to_date
------------
 0005-06-24     <----- Problem right there.
select to_date('January 12, 2002','Month dd, yyyy');
  to_date
------------
 2002-01-01   <-- It should be 2002-01-12
select to_date('December 12, 2002','Month dd yyyy');
  to_date
------------
 2002-12-02
For some reason it's getting caught up on January.  I know these dates are
Unambiguous however I think there might be a bug there.
It would be my first bug ;)