Microsoft® released 22 important and helpful security patches for Windows 7 today containing essential security protections for holes in Bluetooth and others.
You can read more details on this page:
http://krebsonsecurity.com/2011/07/microsoft-fixes-scary-bluetooth-flaw-...
The essence of the Bluetooth patch relates to the distance between a hacker's computer. If a computer vulnerable with the Bluetooth flaw running Windows 7 or Vista were to get near a hacker could conceivably take control over the computer using the Bluetooth device interface.
You can get more details and download the patch on the Microsoft website:
http://www.microsoft.com/technet/security/Bulletin/MS11-053.mspx

