It’s a big of a big one this weighing in at a 1.02gb update.

Out now via software update but it seems it’s not without it’s problems.

What’s included?

The OS X Lion v10.7.3 Update includes Safari 5.1.3 and fixes that:

• Add Catalan, Croatian, Greek, Hebrew, Romanian, Slovak, Thai, and Ukrainian language support
• Address issues when using smart cards to log into OS X
• Address compatibility issues with Microsoft Windows file sharing
• Address an issue printing Microsoft Word documents that use markup
• Address a graphics performance issue after sleep on some earlier iMacs that use ATI graphics
• Resolve a Wi-Fi connection issue when waking from sleep
• Address an issue that may prevent Safari from opening before joining a wireless network
• Fix a potential issue authenticating to an SMB DFS share
• Include RAW image compatibility for additional digital cameras

Directory Services

• Improve binding to read-only Active Directory Domain Controllers
• Improve binding and login speed for Active Directory users in a domain whose name ends in “.local”
• Improve reliability of Dynamic DNS (DDNS) updates by Active Directory clients
• Allow login with an Active Directory username that contains a space
• Improve compatibility with Active Directory schemas that have been extended with the “apple-user-homeDirectory” and “apple-user-homeurl” attributes

Fix home directory Dock item for Active Directory users with mobile accounts
Allow NIS users with MD5-hashed passwords to log in
For information about the security content of this update, please visit: http://support.apple.com/kb/HT1222.