• Inability to turn AirPort on or off in some cases after upgrading from Mac OS X Leopard
• An occasional loss of network connection when using Wake on Demand
• Inability to create a computer-to-computer network, or share the Internet connection on some MacBook, MacBook Pro, and Mac mini computers
AirPort Client Update 2009-002 is available via Software Update and also as a standalone installer.
More info and download link (12.95 MB) here.
[Thanks to MacDailyNews Reader “Fred Mertz” for the heads up.]