Apple released Security Update 2006-001, a Mac OS X security patch that addresses issues with Mail, iChat, Safari, and other Mac OS X components. Apple recommends the update for all users.
The update notes in Software Update:
Security Update 2006-001 is recommended for all users and improves the security of the following components:
- Directory Services
Apple has also posted a Knowledge Base article for the update that goes into greater detail on each of the updated components. The update weighs in at 13.2 MB.