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Article ID: 968075 - Last Review: May 9, 2012 - Revision: 4.0

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Microsoft has released security bulletin MS09-016. To view the complete security bulletin, visit one of the following Microsoft Web sites:

How to obtain help and support for this security update

Help installing updates: Support for Microsoft Update (

Security solutions for IT professionals: TechNet Security Troubleshooting and Support (

Help protect your computer that is running Windows from viruses and malware: Virus Solution and Security Center (

Local support according to your country: International Support (


This security update fixes the following issues:
  • 961831  ( ) You encounter a Web listener TCP State vulnerability in Forefront Threat Management Gateway MBE
  • 968076  ( ) A cross-site scripting vulnerability in Forefront Threat Management Gateway MBE allows for redirection to malicious sites
This security update also resolves a problem in which Forefront Threat Management Gateway Medium Business Edition (MBE) may shut down unexpectedly with the following error:
DRIVER_IRQL_NOT_LESS_OR_EQUAL (d1) Arguments: Arg1: 0000000000000040, memory referenced Arg2: 0000000000000002, IRQL Arg3: 0000000000000000, value 0 = read operation, 1 = write operation Arg4: fffffa6000a0a9e5, address which referenced memory
For more information about this issue, click the following article number to view the article in the Microsoft Knowledge Base:
962006  ( ) Forefront Threat Management Gateway MBE crashes with the following Bug Check error: "DRIVER_IRQL_NOT_LESS_OR_EQUAL (d1)"


The English (United States) version of this security update has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform


You must have Microsoft Forefront Threat Management Gateway MBE installed to apply this hotfix.

Restart requirement

You must restart the computer after you apply this hotfix.


For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684  ( ) Description of the standard terminology that is used to describe Microsoft software updates

  • Microsoft Forefront Threat Management Gateway, Medium Business Edition
kbsecvulnerability kbsecbulletin kbsecurity kbexpertiseinter kbsurveynew KB968075
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