Update: MS10-015 security update re-released with new detection logic

I am writing to let you know that we have revised the installation packages for MS10-015 with new logic that prevents the security update from being installed on systems if certain abnormal conditions exist. Such conditions could be the result of an infection with a computer virus such as the Alureon rootkit. If these conditions are detected, the update will not be installed and the result will be a standard Windows Update error. If a user receives this error, they should go to the following landing page for additional help:

Read More at MS Security Response Center