Applies ToWindows Server 2012 R2 Datacenter Windows Server 2012 R2 Standard Windows Server 2012 R2 Essentials Windows Server 2012 R2 Foundation Windows 8.1 Enterprise Windows 8.1 Pro Windows 8.1 Windows RT 8.1

This article describes an issue that occurs after you install security update 3081320 in Windows Server 2012 R2. You can fix this issue by using the update in this article. Before you install this update, see the Prerequisites section.

Symptoms

The Team Foundation Server (TFS) application pool and the Certreq.exe process crashes when you run customized scripts with NcryptOpenStorageProvider involved. This issue occurs if the CNG key isolation service is disabled.

How to get this update

You can get this update by using one of the following methods. We have released an update through Windows Update and Microsoft Update Catalog. Even though this issue is observed only in Windows Server 2012 R2, the update also applies to Windows 8.1 and Windows RT 8.1. Important If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

Method 1: Windows Update

This update is provided as a Recommended update on Windows Update. For more information on how to run Windows Update, see How to get an update through Windows Update.

Method 2: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.Note You must be running Microsoft Internet Explorer 6.0 or later.

Update detail information

Prerequisites

To apply this update, you must have April 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2919355) installed in Windows 8.1 or Windows Server 2012 R2.

Registry information

To apply this update, you don't have to make any changes to the registry.

Restart requirement

You may have to restart the computer after you apply this update.

Update replacement information

This update doesn't replace a previously released update.

Status

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

Cause

This issue occurs because of a change in the size of a structure where the call to CopyMemory() is copying more memory than it was allocated after security update 3081320 is installed 

References

Learn about the terminology that Microsoft uses to describe software updates.

File Information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables.

Notes

  • 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:

    Version

    Product

    Milestone

    Service branch

    6.3.960 0.18 xxx

    Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2

    RTM

    GDR

  • GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed in the "Additional file information" 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.

Windows RT 8.1

File name

File version

File size

Date

Time

Platform

Ncrypt.dll

6.3.9600.18251

101,248

23-Feb-2016

20:57

Not applicable

x86 Windows 8.1

File name

File version

File size

Date

Time

Platform

Ncrypt.dll

6.3.9600.18251

120,376

23-Feb-2016

20:48

x86

x64 Windows 8.1 and Windows Server 2012 R2

File name

File version

File size

Date

Time

Platform

Ncrypt.dll

6.3.9600.18251

137,968

23-Feb-2016

20:50

x64

Ncrypt.dll

6.3.9600.18251

120,376

23-Feb-2016

20:48

x86

Windows RT 8.1

File property

Value

File name

Arm_e9b582152fe06b2747f79d3e6a1a394a_31bf3856ad364e35_6.3.9600.18251_none_2924e8c30ede2a94.manifest

File version

Not applicable

File size

698

Date (UTC)

23-Feb-2016

Time (UTC)

20:59

Platform

Not applicable

File name

Arm_microsoft-windows-ncrypt-dll_31bf3856ad364e35_6.3.9600.18251_none_f29dcbe10d1d58ea.manifest

File version

Not applicable

File size

2,827

Date (UTC)

23-Feb-2016

Time (UTC)

20:59

Platform

Not applicable

File name

Update.mum

File version

Not applicable

File size

1,574

Date (UTC)

23-Feb-2016

Time (UTC)

20:59

Platform

Not applicable

x86 Windows 8.1

File property

Value

File name

Update.mum

File version

Not applicable

File size

1,574

Date (UTC)

23-Feb-2016

Time (UTC)

20:59

Platform

Not applicable

File name

X86_dcd1fe1231834647da18aee5862ef41d_31bf3856ad364e35_6.3.9600.18251_none_d3c61e8bf7b7d63c.manifest

File version

Not applicable

File size

698

Date (UTC)

23-Feb-2016

Time (UTC)

20:59

Platform

Not applicable

File name

X86_microsoft-windows-ncrypt-dll_31bf3856ad364e35_6.3.9600.18251_none_f29b59890d203a24.manifest

File version

Not applicable

File size

2,827

Date (UTC)

23-Feb-2016

Time (UTC)

21:02

Platform

Not applicable

x64 Windows 8.1 and Windows Server 2012 R2

File property

Value

File name

Amd64_4752524ce6a7e6955b3a3a777f388c3d_31bf3856ad364e35_6.3.9600.18251_none_43c3d48607cff3b7.manifest

File version

Not applicable

File size

702

Date (UTC)

23-Feb-2016

Time (UTC)

20:59

Platform

Not applicable

File name

Amd64_dcd1fe1231834647da18aee5862ef41d_31bf3856ad364e35_6.3.9600.18251_none_2fe4ba0fb0154772.manifest

File version

Not applicable

File size

700

Date (UTC)

23-Feb-2016

Time (UTC)

20:59

Platform

Not applicable

File name

Amd64_microsoft-windows-ncrypt-dll_31bf3856ad364e35_6.3.9600.18251_none_4eb9f50cc57dab5a.manifest

File version

Not applicable

File size

2,831

Date (UTC)

23-Feb-2016

Time (UTC)

21:06

Platform

Not applicable

File name

Update.mum

File version

Not applicable

File size

1,791

Date (UTC)

23-Feb-2016

Time (UTC)

20:59

Platform

Not applicable

File name

X86_microsoft-windows-ncrypt-dll_31bf3856ad364e35_6.3.9600.18251_none_f29b59890d203a24.manifest

File version

Not applicable

File size

2,827

Date (UTC)

23-Feb-2016

Time (UTC)

21:06

Platform

Not applicable

Need more help?

Want more options?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.