Microsoft released update rollup 14 on 16th November 2010 for Microsoft Dynamics CRM 4.0 (KB 2267499).


You can download it at the following location,

http://www.microsoft.com/downloads/en/details.aspx?FamilyID=0fde5456-05a5-4407-81b3-0eaa928c8cc3&displaylang=en

The KB article contains the installation instructions and list of fixes.

http://support.microsoft.com/?kbid=2389019