Apple has released the newest update for Leopard afternoon. It weighs in at a large 180MB and includes quite a list of improvements! It is available with the software update.
The 10.5.2 Update is recommended for all users running Mac OS X Leopard and includes general operating system fixes that enhance the stability, compatibility and security of your Mac.For detailed information on this update, please visit this website: http://docs.info.apple.com/article.html?artnum=307109.
For detailed information on security updates, please visit this website: http://docs.info.apple.com/article.html?artnum=61798.
This update includes updates and improvements Airport, Back to My Mac, Dock, Desktop, iSync, RAW Image, Safari, Time Machine, and many more!