Our next cumulative update packages are available. The general information you can find in the Office 2010 cumulative update for December 2014. For SharePoint we are still suggesting to install a Full-Server package and that looks as follows.
New since November 2014: From now the prerequisites has been changed, you need to have Service Pack 2 installed before upgrading to the next CU. That means as well that the Service Pack 1 is out of support: http://support2.microsoft.com/lifecycle/?p1=14944
2899585 The full server package for Microsoft SharePoint Foundation 2010
2899583 The full server package for SharePoint Server 2010 and contains also the MSF2010 fixes so you need only this one package.
Project Server 2010:
2899587 The full server package for Project Server 2010 and contains also the SharePoint Server 2010 fixes so you need only this one package.
Important for all Server Applications listed above:
After applying the preceding updates, run the SharePoint Products and Technologies Configuration Wizard or “psconfig –cmd upgrade –inplace b2b -wait” in command line. This needs to be done on all servers in the farm with SharePoint installed. You can run psconfig in parallel on all SharePoint machines.