Apple has released Mac OS X 10.6.8 update for Snow Leopard via the usual Software Update.
The 10.6.8 update is recommended for all users running Mac OS X Snow Leopard and includes general operating system fixes that enhance the stability, compatibility, and security of your Mac, including fixes that:
- Enhance the Mac App Store to get your Mac ready to upgrade to Mac OS X Lion
- Resolve an issue that may cause Preview to unexpectedly quit
- Improve support for IPv6
- Improve VPN reliability
- Identify and remove known variants of Mac Defender