The Office 2013 December 2014 Cumulative Updates are now available, please see the links below:
https://support.microsoft.com/kb/3020816
Project Server 2013 December 2014 Server Roll up package:
https://support.microsoft.com/kb/2910911
Project Server 2013 December 2014 CU:
https://support.microsoft.com/kb/2910944
Project 2013 December 2014 CU:
https://support.microsoft.com/kb/2910920
Also worth noting, if you haven’t done so already, install the March 2013 Public update: http://support.microsoft.com/kb/2768001 or Service Pack 1 http://support2.microsoft.com/kb/2880556 if installing the December 2014 CU.
The Office 2010 December 2014 Cumulative Updates are now available, please see the links below:
http://support.microsoft.com/kb/3020815
Project Server 2010 December 2014 Server Roll up package:
http://support.microsoft.com/kb/2899587
Project Server 2010 December 2014 CU:
http://support.microsoft.com/kb/2910889
Project 2010 December 2014 CU:
http://support.microsoft.com/kb/2910893
SP2 is a pre-requisite for the Office 2010 December 2014 CUs.
As always, test these updates on a replica test environment before deploying to production.
For more details see: http://blogs.technet.com/b/projectsupport/archive/2014/12/10/microsoft-project-server-2010-and-2013-december-2014-cu-announcement.aspx
