From Fedora Project Wiki
Apache
httpd was updated from 2.2.16 to 2.2.17. This version includes mod fixes and core fixes and changes.
Core fixes and changes
(re)-introduce -T commandline option to suppress documentroot check at startup.
check symlink ownership if both FollowSymlinks and SymlinksIfOwnerMatch are set.
fix origin checking in SymlinksIfOwnerMatch.