Following the Mac OS X 10.5.3 update, Apple released the third security update for 2008 dedicated to both Mac OS X Panther and Leopard.
Security Update 2008-003
Security Update 2008-003 is recommended for all servers and improves the security of Mac OS X. Previous security updates have been incorporated into this security update.
For additional information, please visit: http://support.apple.com/kb/HT1897
[translation by Linathael]