Support for Windows Vista Service Pack 1 (SP1) ends on July 12, 2011. To continue receiving security updates for Windows, make sure you're running Windows Vista with Service Pack 2 (SP2). For more information, refer to this Microsoft web page: Support is ending for some versions of Windows.
AutoRun features were not correctly disabled if you followed the previously published guidance. For more information about this issue, click the following article number to view the article in the Microsoft Knowledge Base:
967715 How to disable the Autorun functionality in Windows