Microsoft have released CU1 for SCCM 2012 R2 – http://support.microsoft.com/kb/2938441/da

New stuff:

OSD fix for UEFI device – Task sequences may fail on a UEFI-based client if the “Format and Partition” task sequence step runs two times

EndPoint Protection is now included in the MS CU  – http://blogs.technet.com/b/configmgrteam/archive/2014/03/27/anti-malware-platform-updates-for-endpoint-protection-will-be-released-to-mu.aspx

FEP and SCEP anti-malware protection support after OSes reach end-of-life – http://blogs.technet.com/b/configmgrteam/archive/2014/03/27/fep-and-scep-anti-malware-protection-support-after-oses-reach-end-of-life.aspx – For example, for Windows XP, this stage starts on July 14^th, 2015.