Article ID: 2975331 - View products that this article applies to.
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The August 2014 Windows RT 8, Windows 8, and Windows Server 2012 update rollup package resolves issues, and includes performance and reliability improvements. We recommend that you apply this update rollup as part of your regular maintenance routines. Check out the fixed issues and the prerequisites in this update.

This update is released on September 2, 2014.


Issues that this update rollup fixes

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This update package fixes the issues that are documented in the following Microsoft Knowledge Base articles:
  • 2981679 Profile service crashes when you log on and then log off many times in Windows Server 2012
  • 2980751 DPC_WATCHDOG_VIOLATION Stop error occurs randomly when you use Windows 8 or Windows Server 2012
  • 2979104 0xc0000142 error is not logged in Windows 8 and Windows Server 2012
  • 2978030 User-mode thread pool reliability improvements for multi-node systems in Windows 8 or Windows Server 2012
  • 2973290 A third-party authentication dialog cannot be displayed if you click back arrow on logon page in Windows RT or Windows 8
  • 2961042 Printer server goes offline when you wake up the computer at another network location in Windows 8.1 or Windows 8
  • 2925479 Useless characters are logged in Event ID 153 in Windows
  • 2983202 Update to display Supplementary Characters correctly in Windows
  • 2982431 Window is blank when you run a RemoteApp program that is located on a Windows 8 or Windows Server 2012-based server
  • 2980754 iSCSI target service crashes randomly in Windows Server 2012 R2 or Windows Server 2012
  • 2980293 "0x00000050" Stop error when an x86-based version of an application runs on a Windows Server 2012-based server
  • 2979957 Memory usage of Wmiprvse.exe keeps increasing when you run an application or script in Windows
  • 2979525 Update to enable discovery of cloud services in Server Manager in Windows
  • 2979059 Latvian currency information and default numeric separator of input locale for Swiss is incorrect in Windows
  • 2978092 Graphics software or applications crash when they use WARP for software rendering in Windows
  • 2976884 "Access denied error" when Hyper-V Replica Broker goes online in a Windows Server 2012 or Windows Server 2012 R2 cluster
  • 2976517 Thumbnail is displayed as a black picture when you edit a WMV video in Windows 8.1 or Windows 8
  • 2975069 Lsass.exe on domain controller crashes when installing Active Directory in Windows Server 2012 R2 or Windows Server 2012
  • 2973337 SHA512 is disabled in Windows
  • 2970228 Update to support the new currency symbol for the Russian ruble in Windows
  • 2965351 "Error_FILE_NOT_FOUND" when you print to a shared network printer
  • 2964429 Storage Optimizer memory use increases when it runs on thin provisioned LUNs
  • 2974325 Chkdsk report errors when a snapshot creation is running in Windows
  • 2974838 VPN connection cannot be established when you use a Wi-Fi connection in Windows 8.1 or Windows 8
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More information

Known issues with this update rollup

  • Known issue 1
    Fonts do not render correctly after any of the following updates (that are released before September 2, 2014) are installed:
    2982791 MS14-045: Description of the security update for kernel-mode drivers: August 12, 2014
    2970228 Update to support the new currency symbol for the Russian ruble in Windows
    2975719 August 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2
    2975331 August 2014 update rollup for Windows RT, Windows 8, and Windows Server 2012
    Status
    The following update replaces update 2982791 and resolves this known issue:

    2993651 MS14-045: Description of the security update for kernel-mode drivers: August 27, 2014
    Mitigations
    Open the Programs and Features item in Control Panel, and then click View installed updates. Find and then uninstall any of the following updates that are currently installed:
    • KB2982791
    • KB2970228
    • KB2975719
    • KB2975331
  • Known issue 2
    Systems may crash and return a 0x50 Stop error message after any of the following updates (that are released before September 2, 2014) are installed:
    2982791 MS14-045: Description of the security update for kernel-mode drivers: August 12, 2014
    2970228 Update to support the new currency symbol for the Russian ruble in Windows
    2975719 August 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2
    2975331 August 2014 update rollup for Windows RT, Windows 8, and Windows Server 2012
    This condition may be persistent and prevent the system from starting correctly.

    Status
    The following update replaces update 2982791 and resolves this known issue:

    2993651 MS14-045: Description of the security update for kernel-mode drivers: August 27, 2014
    Mitigations
    For more information about how to resolve this issue, see the "Known issue 3" section in the following Microsoft Knowledge Base article: 
    2982791 MS14-045: Description of the security update for kernel-mode drivers: August 12, 2014

How to obtain this update rollup

Method 1: Windows Update

This update is provided as an optional update from Windows Update. To obtain this update from update rollup, follow these steps:
  1. Swipe in from the right edge of the screen, and then tap Search. Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.
  2. Tap or click Settings.
  3. In the search box, type Windows Update.
  4. Tap or click Install optional updates.

Method 2: Microsoft Download Center

You can also obtain the stand-alone update package through the Microsoft Download Center.
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Download
Download the x86-based Windows 8 update package now.
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Download
Download the x64-based Windows 8 update package now.
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Download
Download the x64-based Windows Server 2012 update package now.

Note The update for Windows RT can be obtained only from Windows Update.

For more information about how to download Microsoft support files, see the following article Microsoft Knowledge Base article:
119591 How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Prerequisites

To apply this update, follow these steps:
  1. Install update 2993651 on the Windows 8-based or Windows Server 2012-based computer, and then restart the computer.
  2. Install the update that is described in the How to obtain this update rollup section, and then restart the computer.

Restart information

You must restart the computer after you apply this update rollup.

Update replacement information

This update rollup does not replace any previously released update.

File information

The following table lists the thumbprints of the certificates that are used to sign the updates (.msu). Verify the certificate thumbprint in this Microsoft Knowledge Base article against the certificate thumbprint indicated on the update that you download.
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File nameSHA1 and SHA2
Windows8-RT-KB2975331-arm.msuSHA1: C317D9B6685ED03D2C8ADC8EF52F7BEDA19AD337
SHA256: BDBB9C06672D55B0847111EA9F491DF37B180D18E2C34DE819C1CAE7784A49ED
Windows8-RT-KB2975331-x64.msuSHA1: BA575A3ECC938E11A31F3E6F213EC51E1BF5EFAA
SHA256: 81087CF6F47F4D6B9AF4213394A3AF542E21738CD17604DA4E72A64EFEC80280
Windows8-RT-KB2975331-x86.msuSHA1: 2AECF2BD4EB3D0579F3DA14173948FCC409FF03E
SHA256: 7EF35E754DFEE69ED1C57F1D7853FFE08A161908518578B14946552230CDE6E1

References

For more information about Windows Update, go to the following Microsoft websites:
Troubleshoot problems with installing updates
Frequently asked questions about Windows automatic updates
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

Properties

Article ID: 2975331 - Last Review: September 3, 2014 - Revision: 12.0
Applies to
  • Windows Server 2012 Datacenter
  • Windows Server 2012 Standard
  • Windows Server 2012 Essentials
  • Windows Server 2012 Foundation
  • Windows 8 Enterprise
  • Windows 8 Pro
  • Windows 8
  • Windows RT
Keywords: 
kbfix atdownload kbsurveynew kbexpertiseadvanced KB2975331

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