Apple today released Apple TV Software 6.0.1 for Apple TV 2G, Apple TV 3G, and Apple TV 3,2.
Contents unknown, but bug fixes (see related articles below) are strongly suspected.
The update is available via Apple TV: Settings>General>Software Update.
Related articles:
Apple re-releases Apple TV Software 6.0 – September 24, 2013
Apple pulls Apple TV update amid bricking complaints – September 22, 2013
Apple releases Apple TV Software 6.0 – September 20, 2013