Microsoft has just released Service Pack 2 for Office 2010 forĀ 32 and 64 bit versions as follows:

Download Service Pack 2 for Microsoft Office 2010 (KB2687455)

32-Bit Edition from Official Microsoft Download Center:

http://www.microsoft.com/en-us/download/details.aspx?id=39667

64-Bit Edition from Official Microsoft Download Center:

http://www.microsoft.com/en-us/download/details.aspx?id=39647