Links: SharePoint 4.0: March 2011 Cumulative Hotfix

Descriptions

SharePoint Foundation 2010
KB2475880: Description of the SharePoint Foundation 2010 cumulative update package (SharePoint Foundation server-package): March 3, 2011
http://support.microsoft.com/kb/2475880

SharePoint Server 2010
KB2475878:
Description of the SharePoint Server 2010 Cumulative Update Server Hotfix Package (MOSS server-package): March 3, 2011
http://support.microsoft.com/kb/2475878


Downloads

SharePoint Foundation 2010
Download for Microsoft SharePoint Foundation 2010
http://support.microsoft.com/hotfix/KBHotfix.aspx?kbln=en-us&kbnum=2475880

SharePoint Server 2010
Download for Microsoft SharePoint Server 2010
http://support.microsoft.com/hotfix/KBHotfix.aspx?kbln=en-us&kbnum=2475878