Office 2010 and SharePoint 2010 Service Pack 2 Available for download
The SP2 release improves the compatibility of the Office and SharePoint 2010 products with Windows 8, Internet Explorer 10, Office 2013, and SharePoint 2013. It also addresses security, stability, and performance and contains all the Cumulative Updates (CU) and Public Updates (PU) that have released since SP1, starting with the June 2011 CU and July 2011 PU and ending with the April 2013 CU and May 2013 PU. The issues fixed specifically in the service pack are listed in the SP2 changes list.
More information and links for the downloads are at: Microsoft Office Updates - the official blog of the Office Sustained Engineering and Release team.