Tuesday, Microsoft released an out-of-band security update to address the .LNK vulnerability described in Microsoft Security Advisory 2286198. Microsoft Security Bulletin MS10-046 addresses one vulnerability in Windows, has a maximum severity rating of Critical, and an Exploitability Index rating of 1. The security vulnerability affects all supported editions of Windows including Windows XP, Windows Vista, Windows 7, Windows Server 2008 and Windows Server 2008 R2.

It is recommended that customers deploy the update as soon as possible to help protect their computers from criminal attacks. The security update protects against attempts to exploit the vulnerability by several malware families.

IT professionals may also want to view the out-of-band bulletin release overview webcast with Christopher Budd, senior security response communications manager, Microsoft, for a quick synopsis of the highest risk and impact scenarios. More information on the webcast can be found on the Microsoft Security Response Center (MSRC) blog.

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