Directly from the Microsoft Release Service blog, here is the list of latest updates for SQL Server 2008 R2 SP3 and 2012 SP1:

SQL Server 2008 SP3

Cumulative Update #14 for SQL Server 2008 SP3

SQL Server 2012 SP1

Cumulative Update #7 for SQL Server 2012 SP1

Stay Tuned! 🙂