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DNS service crashes every hour when a query can achieve all DNS resource record types in Windows Server 2008 R2 SP1


View products that this article applies to.

Symptoms

Assume that a Domain Name System (DNS) server that is running Windows Server 2008 R2 Service Pack 1 (SP1) performs recursion, and DNS Security Extensions (DNSSEC) is configured on the DNS server. A DNS client (a resolver) sends a query that can achieve all DNS resource record types to the DNS server. In this situation, DNS service crashes hourly.

Note You can use the resolve-dnsname�Windows PowerShell cmdlet to send a query to�the DNS server.�

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Resolution

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that described in this article. Apply this hotfix only to systems that are experiencing the problem described in this article. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix Download Available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, go to the following Microsoft website: Note The "Hotfix Download Available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must first install SP1 on Windows 7 or Windows 2008 R2. For more information about how to obtain a Windows 7 or Windows Server 2008 R2 service pack, click the following article number to view the article in the Microsoft Knowledge Base:
976932 Information about Service Pack 1 for Windows 7 and for Windows Server 2008 R2

Registry information

To use the hotfix in this package, you do not have to make any changes to the registry.

Restart requirement

You have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

File information

The global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.
Windows Server 2008 R2 file information notes
Important Windows 7 hotfixes and Windows Server 2008 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 7/Windows Server 2008 R2" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.
  • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
    VersionProductMilestoneService branch
    6.1.760 1.22 xxxWindows Server 2008 R2SP1LDR
  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows 7 and Windows Server 2008 R2" section. MUM, MANIFEST, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.
For all supported x64-based versions of Windows Server 2008 R2
File nameFile versionFile sizeDateTimePlatform
Cache.dnsNot applicable3,19805-Nov-201001:52Not applicable
Dns.exe6.1.7601.22708699,90403-Jun-201402:41x64
Dnsserver.events.xmlNot applicable60905-Nov-201001:52Not applicable

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Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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More information

For more information about DNS query, go to the following Microsoft website:For more information about�the resolve-dnsname�Windows PowerShell cmdlet, go to the following Microsoft website: 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

Additional file information

Additional file information for Windows Server 2008 R2

Additional files for all supported x64-based versions of Windows Server 2008 R2
File propertyValue
File nameAmd64_16b0f3447870f2b6b0c3eee2d5a9d4b8_31bf3856ad364e35_6.1.7601.22708_none_bba5c85019ec2bcd.manifest
File versionNot applicable
File size710
Date (UTC)03-Jun-2014
Time (UTC)13:10
File nameAmd64_microsoft-windows-dns-server-service_31bf3856ad364e35_6.1.7601.22708_none_acc443e206462349.manifest
File versionNot applicable
File size158,131
Date (UTC)03-Jun-2014
Time (UTC)03:06

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Keywords: KB2971670, kbexpertiseadvanced, kbsurveynew, kbfix, kbhotfixserver, kbqfe, kbautohotfix

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Article Info
Article ID : 2971670
Revision : 1
Created on : 7/9/2014
Published on : 7/9/2014
Exists online : False
Views : 288