Following an employee test period earlier this week, Apple today released a Supplemental Update to OS X 10.8.5



From MacRumors:

The OS X v10.8.5 Supplemental Update is recommended for all users running OS X Mountain Lion v10.8.5. This update:

- Resolves an issue that may prevent certain applications from using the FaceTime HD camera on mid-2013 MacBook Air systems
- Fixes an issue that may cause external drives to be ejected after the computer goes to sleep
- Addresses an issue that may prevent HDMI audio from working after waking from sleep
- Fixes an issue that may prevent certain USB Bluetooth adapters from working

  Apple Releases OS X 10.8.5 Supplemental Update With Several Bug Fixes