An update for SQL 2012 was released on Jan 7!

Following SQL Server 2012 Hot-fix KB article was released on Jan.7:

• 2793634 Windows Installer starts repeatedly after you install SQL Server 2012 SP1

For more information on SQL CU version, please refer to the following link:

http://blogs.technet.com/b/hot/archive/2012/09/29/sql-cu-version-information.aspx