See the innumerable threads about this in microsoft.public.windowsupdate
newsgroup.
Start a free Windows Update support incident request:
https://support.microsoft.com/oas/default.aspx?gprid=6527
Customers in the U.S. and Canada can receive technical support from
Microsoft Product Support Services at 1-866-PCSAFETY. There is no-charge for
support calls that are associated with security updates. When you call,
clearly state that your problem is related to a Security Update and cite the
update's KB number (e.g., KB931678).
In other countries, see
http://support.microsoft.com/security > "No-Charge
Support...for virus and other security-related" issues in right-hand menu
for localized contact information.
For more information about how to contact Microsoft for support issues,
visit the International Support Web site:
https://support.microsoft.com/common/international.aspx
