L'article de la base de connaissance http://support.microsoft.com/kb/950049 

et les liens

* Update for Windows Server 2008 x64 Edition (KB950049)

http://www.microsoft.com/downloads/details.aspx?FamilyId=7EDAA89F-9F64-488D-93C0-858D2D8799DF&displaylang=en

* Update for Windows Server 2008 (KB950049) - English

http://www.microsoft.com/downloads/details.aspx?FamilyId=2B357CF0-5691-4F06-A153-5FBD9C3EA4D0&displaylang=en