Mac OS X 10.8.3

Mac OS X 10.8.3 was released on March 14, 2013. It has the build number 12D78. It had the following features:
 * The ability to redeem iTunes gift cards in the Mac App Store using your Mac's built-in camera
 * Boot Camp support for installing Windows 8
 * Boot Camp support for Macs with a 3TB hard drive
 * A fix for an issue that could cause a file URL to quit apps unexpectedly
 * A fix for an issue that may cause Logic Pro to become unresponsive when using certain plug-ins
 * A fix for an issue that may cause audio to stutter on 2011 iMacs
 * Includes Safari 6.0.3

External References
Apple: About the OS X 10.8.3 Update