MS08-029: Vulnerability in the Microsoft Malware Protection Engine could allow denial of service

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Article ID: 952044 - View products that this article applies to.
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.
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Microsoft has released security bulletin MS08-029. The security bulletin contains all the relevant information about the corresponding security update. This includes file manifest information and deployment options. 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


File information

An update for the malware engine is included in version 1.33.9607.0 of malware definitions, or in a later version. When the definitions are installed, the update will automatically update itself.

Note Definition 1.33.9607.0 was released on May 13, 2008.


Article ID: 952044 - Last Review: May 9, 2012 - Revision: 6.0
  • Microsoft Antigen 9.0 for Exchange
  • Microsoft Antigen for Exchange Service Pack 1
  • Microsoft Antigen for SMTP Gateways
  • Microsoft Antigen for SMTP Gateways Service Pack 1
  • Windows Defender, when used with:
    • Microsoft Windows XP Home Edition
    • Microsoft Windows XP Professional
    • Microsoft Windows XP Tablet PC Edition
    • Windows Vista Home Basic
    • Windows Vista Home Premium
    • Windows Vista Enterprise
    • Windows Vista Business
    • Windows Vista Starter
    • Windows Vista Ultimate
    • Windows Vista Enterprise 64-bit Edition
    • Windows Vista Home Basic 64-bit Edition
    • Windows Vista Home Premium 64-bit Edition
    • Windows Vista Ultimate 64-bit Edition
    • Windows Vista Service Pack 1
    • Windows Vista Business 64-bit Edition
  • Microsoft Forefront Client Security
  • Microsoft Forefront Security for Exchange Server
  • Microsoft Forefront Security for SharePoint
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