Microsoft is currently looking into issues caused by KB977165. People who have applied this patch have run into issues restarting their computers. The patch has been pulled from windows update until Microsoft is able to find the root cause of the issue. If you are seeing issues from the patch you can use the below contact info to receive help.
Phone
1-866-PCSAFETY
Website
https://consumersecuritysupport.microsoft.com
International Phone Support Look up
http://support.microsoft.com/common/international.aspx
