Applies to:

Microsoft .NET Framework 4.6 Microsoft .NET Framework 4.6.1 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microsoft .NET Framework 4.7.2

IMPORTANT Verify that you have installed the required updates listed in the How to get this update section before installing this update. 

IMPORTANT Some customers who use Windows Server 2008 R2 SP1 and have activated their ESU multiple activation key (MAK) add-on before installing the January 14, 2020 updates might need to re-activate their key. Re-activation on the affected devices should only be required once.  For information on activation, see this blog post.

IMPORTANT WSUS scan cab files will continue to be available for Windows 7 SP1 and Windows Server 2008 R2 SP1. If you have a subset of devices running these operating systems without ESU, they might show as non-compliant in your patch management and compliance toolsets.

IMPORTANT Customers who have purchased the Extended Security Update (ESU) for on-premises versions of these operating systems must follow the procedures in KB4522133 to continue receiving security updates after extended support ends on January 14, 2020. For more information on ESU and which editions are supported, see KB4497181.

IMPORTANT Starting on January 15, 2020, a full-screen notification will appear that describes the risk of continuing to use Windows 7 Service Pack 1 after it reaches end of support on January 14, 2020. The notification will remain on the screen until you interact with it. This notification will only appear on the following editions of Windows 7 Service Pack 1:

Note The notification will not appear on domain-joined machines or machines in kiosk mode.

IMPORTANT Starting in August, 2019, updates to .NET Framework 4.6 and above, for Windows Server 2008 SP1, Windows Server 2008 R2 SP1, and Windows 7SP1, require SHA-2 Code signing support. Please make sure that you have all the latest Windows Updates before applying this update to avoid installation issues. For more detailed information about SHA-2 code signing support updates, please see KB 4474419.

IMPORTANT All updates for .NET Framework 4.7.2, 4.7.1, 4.7, 4.6.2, 4.6.1, and 4.6 require that the d3dcompiler_47.dll update is installed. We recommend that you install the included d3dcompiler_47.dll update before you apply this update. For more information about the d3dcompiler_47.dll, see KB 4019990.

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.

Summary

Security Improvements

This security update addresses an issue where an unauthenticated attacker could cause a denial of service on an affected system. For more information please see CVE-2022-26832.

Quality and reliability improvements

There are no new quality and reliability improvements in this release. This update is cumulative and contains all previously released quality and reliability improvements.

Known issues in this update

Microsoft is not currently aware of any issues in this update.

Additional information about this update

The following articles contain additional information about this update as it relates to individual product versions.

  • 5012332 Description of the Security and Quality Rollup for .NET Framework 2.0, 3.0, 4.5.2, 4.6 and 4.6.2 for Windows Server 2008 SP2 (KB5012332)

  • 5012329 Description of the Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows 7 SP1 and Windows Server 2008 R2 SP1 (KB5012329)

How to obtain and install the update

Before installing this update

Prerequisite:

To apply this update, you must have .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 installed.

You must install the updates listed below and restart your device before installing the latest Rollup. Installing these updates improves the reliability of the update process and mitigates potential issues while installing the Rollup and applying Microsoft security fixes.

  1. The March 12, 2019 servicing stack update (SSU) (KB4490628). To get the standalone package for this SSU, search for it in the Microsoft Update Catalog. This update is required to install updates that are only SHA-2 signed.

  2. The latest SHA-2 update (KB4474419) released September 10, 2019. If you are using Windows Update, the latest SHA-2 update will be offered to you automatically. This update is required to install updates that are only SHA-2 signed. For more information on SHA-2 updates, see 2019 SHA-2 Code Signing Support requirement for Windows and WSUS.

  3. The Extended Security Updates (ESU) Licensing Preparation Package (KB4538483) released February 11, 2020. The ESU licensing preparation package will be offered to you from WSUS. To get the standalone package for ESU licensing preparation package, search for it in the Microsoft Update Catalog.

Install this update

Release Channel

Available

Next Step

Windows Update and Microsoft Update

Yes

None. This update will be downloaded and installed automatically from Windows Update if you are an ESU customer.

Microsoft Update Catalog

Yes

To get the standalone package for this update, go to the Microsoft Update Catalog website.

Windows Server Update Services (WSUS)

Yes

This update will automatically sync with WSUS if you configure Products and Classifications as follows:

Product: Windows 7 Service Pack 1, Windows Server 2008 R2 Service Pack 1,Windows Embedded Standard 7 Service Pack 1, Windows Embedded POSReady 7

Classification: Security Updates

Restart requirement

You may need to restart the computer after you apply this update if any affected files are being used. We recommend that you exit all .NET Framework-based applications before you apply this update.

Update deployment information

For deployment details for this security update, go to the following article in the Microsoft Knowledge Base:

20220412 Security update deployment information: April 12, 2022

Update removal information

Note We do not recommend that you remove any security update. To remove this update, use the Programs and Features item in Control Panel.

Update restart information

This update does not require a system restart after you apply it unless files that are being updated are locked or are being used.

Update replacement information

This update replaces previously released updates KB5009719 and KB5010581 for Windows 7 SP1 and Windows Server 2008 R2 SP1, and KB5009722 and KB5010584 for Windows Server 2008 SP2.

File Information

x86

File name

File version

File size

Date

Time

Aspnet_perf.dll

4.7.3930.0

35,720

24-Feb-2022

03:21

aspnet_wp.exe

4.7.3930.0

39,312

24-Feb-2022

03:21

clr.dll

4.7.3920.0

7,247,752

24-Feb-2022

03:14

clrjit.dll

4.7.3920.0

515,976

24-Feb-2022

03:14

dfdll.dll

4.7.3221.0

159,952

24-Feb-2022

03:14

GlobalUserInterface.CompositeFont

186,009

24-Feb-2022

03:14

mscordacwks.dll

4.7.3920.0

1,336,192

24-Feb-2022

03:14

mscordbi.dll

4.7.3920.0

1,162,120

24-Feb-2022

03:14

mscoreei.dll

4.7.3468.0

512,488

24-Feb-2022

03:14

mscorlib.dll

4.7.3920.0

5,638,536

24-Feb-2022

03:14

mscorsvc.dll

4.7.3771.0

424,824

24-Feb-2022

03:14

mscorsvw.exe

4.7.3771.0

100,800

24-Feb-2022

03:14

msvcp120_clr0400.dll

12.0.52519.0

485,576

24-Feb-2022

03:21

msvcr120_clr0400.dll

12.0.52519.0

987,840

24-Feb-2022

03:21

ngen.exe

4.7.3771.0

135,144

24-Feb-2022

03:14

VsVersion.dll

14.7.3920.0

12,168

24-Feb-2022

03:14

peverify.dll

4.7.3920.0

181,632

24-Feb-2022

03:14

PresentationCore.dll

4.7.3920.0

3,637,120

24-Feb-2022

03:14

PresentationFramework.dll

4.7.3920.0

6,259,080

24-Feb-2022

03:14

PresentationFramework-SystemData.dll

4.7.3920.0

17,288

24-Feb-2022

03:14

PresentationHost_v0400.dll

4.7.3920.0

207,240

24-Feb-2022

03:14

PresentationHost_v0400.dll.mui

4.7.3920.0

77,704

24-Feb-2022

03:14

PresentationNative_v0400.dll

4.7.3920.0

820,088

24-Feb-2022

03:14

ReachFramework.dll

4.7.3570.0

677,656

24-Feb-2022

03:14

ServiceMonikerSupport.dll

4.7.3620.0

30,192

24-Feb-2022

03:14

SMDiagnostics.dll

4.7.3620.0

74,840

24-Feb-2022

03:14

SMSvcHost.exe

4.7.3515.0

139,264

24-Feb-2022

03:14

SOS.dll

4.7.3920.0

736,640

24-Feb-2022

03:14

System.Speech.dll

4.7.3650.0

675,720

24-Feb-2022

03:14

System.Activities.dll

4.7.3620.0

1,534,008

24-Feb-2022

03:14

System.ComponentModel.DataAnnotations.dll

4.7.3221.0

127,400

24-Feb-2022

03:14

System.Core.dll

4.7.3920.0

1,546,024

24-Feb-2022

03:14

System.Data.Entity.dll

4.7.3221.0

4,035,664

24-Feb-2022

03:14

System.DirectoryServices.AccountManagement.dll

4.7.3221.0

297,648

24-Feb-2022

03:14

System.IdentityModel.dll

4.7.3620.0

1,095,736

24-Feb-2022

03:14

System.IdentityModel.Services.dll

4.7.3620.0

199,160

24-Feb-2022

03:14

System.Printing.dll

4.7.3570.0

374,032

24-Feb-2022

03:14

System.Runtime.Serialization.dll

4.7.3620.0

1,057,336

24-Feb-2022

03:14

System.ServiceModel.Channels.dll

4.7.3620.0

158,704

24-Feb-2022

03:14

System.ServiceModel.Discovery.dll

4.7.3620.0

309,232

24-Feb-2022

03:14

System.ServiceModel.dll

4.7.3620.0

6,324,792

24-Feb-2022

03:14

System.ServiceModel.Internals.dll

4.7.3620.0

261,688

24-Feb-2022

03:14

System.ServiceModel.Routing.dll

4.7.3221.0

132,208

24-Feb-2022

03:14

System.ServiceModel.WasHosting.dll

4.7.3620.0

40,944

24-Feb-2022

03:14

System.Web.ApplicationServices.dll

4.7.3930.0

64,832

24-Feb-2022

03:14

System.Web.Extensions.dll

4.7.3930.0

1,842,968

24-Feb-2022

03:14

System.Workflow.Activities.dll

4.7.3570.0

1,052,136

24-Feb-2022

03:14

System.Workflow.ComponentModel.dll

4.7.3570.0

1,553,896

24-Feb-2022

03:14

System.Workflow.Runtime.dll

4.7.3570.0

499,480

24-Feb-2022

03:14

System.Runtime.Caching.dll

4.7.3221.0

109,864

24-Feb-2022

03:14

System.Configuration.dll

4.7.3630.0

420,512

24-Feb-2022

03:14

System.Data.dll

4.7.3905.0

3,464,568

24-Feb-2022

03:14

System.Data.SqlXml.dll

4.7.3221.0

734,520

24-Feb-2022

03:14

System.Deployment.dll

4.7.3221.0

879,408

24-Feb-2022

03:14

System.DirectoryServices.Protocols.dll

4.7.3221.0

201,624

24-Feb-2022

03:14

System.dll

4.7.3650.0

3,556,616

24-Feb-2022

03:14

System.Drawing.dll

4.7.3221.0

600,864

24-Feb-2022

03:14

System.Management.dll

4.7.3221.0

415,536

24-Feb-2022

03:14

System.Net.Http.dll

4.7.3221.0

204,584

24-Feb-2022

03:14

System.Runtime.Remoting.dll

4.7.3221.0

347,472

24-Feb-2022

03:14

System.Security.dll

4.7.3701.0

318,712

24-Feb-2022

03:14

System.Transactions.dll

4.7.3221.0

309,328

24-Feb-2022

03:14

System.Web.dll

4.7.3930.0

5,411,760

24-Feb-2022

03:21

System.Windows.Controls.Ribbon.dll

4.7.3920.0

739,200

24-Feb-2022

03:14

System.Windows.Forms.dll

4.7.3835.0

5,235,480

24-Feb-2022

03:14

System.Xaml.dll

4.7.3920.0

636,208

24-Feb-2022

03:14

System.Xml.dll

4.7.3221.0

2,670,344

24-Feb-2022

03:14

UIAutomationClient.dll

4.7.3920.0

170,888

24-Feb-2022

03:14

UIAutomationClientsideProviders.dll

4.7.3920.0

354,184

24-Feb-2022

03:14

UIAutomationProvider.dll

4.7.3920.0

41,856

24-Feb-2022

03:14

UIAutomationTypes.dll

4.7.3920.0

213,896

24-Feb-2022

03:14

webengine.dll

4.7.3930.0

18,864

24-Feb-2022

03:21

webengine4.dll

4.7.3930.0

543,112

24-Feb-2022

03:21

WindowsBase.dll

4.7.3920.0

1,289,096

24-Feb-2022

03:14

WMINet_Utils.dll

4.7.3221.0

136,432

24-Feb-2022

03:14

WorkflowServiceHostPerformanceCounters.dll

4.7.3570.0

89,880

24-Feb-2022

03:14

WPFFontCache_v0400.exe.mui

4.7.3920.0

12,168

24-Feb-2022

03:14

WPFFontCache_v0400.exe

4.7.3920.0

18,848

24-Feb-2022

03:14

wpfgfx_v0400.dll

4.7.3920.0

1,338,752

24-Feb-2022

03:14

Placeholder.dll

4.7.3920.0

17,800

24-Feb-2022

03:14

PenIMC2_v0400.dll

4.7.3920.0

79,224

24-Feb-2022

03:14

x64

File name

File version

File size

Date

Time

Aspnet_perf.dll

4.7.3930.0

40,336

24-Feb-2022

03:14

Aspnet_perf.dll

4.7.3930.0

35,720

24-Feb-2022

03:21

aspnet_wp.exe

4.7.3930.0

44,952

24-Feb-2022

03:14

aspnet_wp.exe

4.7.3930.0

39,312

24-Feb-2022

03:21

clr.dll

4.7.3920.0

10,364,792

24-Feb-2022

03:14

clr.dll

4.7.3920.0

7,247,752

24-Feb-2022

03:14

clrjit.dll

4.7.3920.0

1,214,328

24-Feb-2022

03:14

clrjit.dll

4.7.3920.0

515,976

24-Feb-2022

03:14

compatjit.dll

4.7.3920.0

1,252,728

24-Feb-2022

03:14

dfdll.dll

4.7.3221.0

191,696

24-Feb-2022

03:14

dfdll.dll

4.7.3221.0

159,952

24-Feb-2022

03:14

GlobalUserInterface.CompositeFont

186,009

24-Feb-2022

03:14

mscordacwks.dll

4.7.3920.0

1,833,864

24-Feb-2022

03:14

mscordacwks.dll

4.7.3920.0

1,336,192

24-Feb-2022

03:14

mscordbi.dll

4.7.3920.0

1,615,224

24-Feb-2022

03:14

mscordbi.dll

4.7.3920.0

1,162,120

24-Feb-2022

03:14

mscoreei.dll

4.7.3468.0

631,272

24-Feb-2022

03:14

mscoreei.dll

4.7.3468.0

512,488

24-Feb-2022

03:14

mscorlib.dll

4.7.3920.0

5,420,424

24-Feb-2022

03:14

mscorlib.dll

4.7.3920.0

5,638,536

24-Feb-2022

03:14

mscorsvc.dll

4.7.3771.0

538,000

24-Feb-2022

03:14

mscorsvc.dll

4.7.3771.0

424,824

24-Feb-2022

03:14

mscorsvw.exe

4.7.3771.0

121,768

24-Feb-2022

03:14

mscorsvw.exe

4.7.3771.0

100,800

24-Feb-2022

03:14

msvcp120_clr0400.dll

12.0.52519.0

690,008

24-Feb-2022

03:14

msvcp120_clr0400.dll

12.0.52519.0

485,576

24-Feb-2022

03:21

msvcr120_clr0400.dll

12.0.52519.0

993,632

24-Feb-2022

03:14

msvcr120_clr0400.dll

12.0.52519.0

987,840

24-Feb-2022

03:21

ngen.exe

4.7.3771.0

167,400

24-Feb-2022

03:14

ngen.exe

4.7.3771.0

135,144

24-Feb-2022

03:14

VsVersion.dll

14.7.3920.0

12,168

24-Feb-2022

03:14

VsVersion.dll

14.7.3920.0

12,168

24-Feb-2022

03:14

peverify.dll

4.7.3920.0

253,816

24-Feb-2022

03:14

peverify.dll

4.7.3920.0

181,632

24-Feb-2022

03:14

PresentationCore.dll

4.7.3920.0

3,614,584

24-Feb-2022

03:14

PresentationCore.dll

4.7.3920.0

3,637,120

24-Feb-2022

03:14

PresentationFramework.dll

4.7.3920.0

6,259,080

24-Feb-2022

03:14

PresentationFramework-SystemData.dll

4.7.3920.0

17,288

24-Feb-2022

03:14

PresentationHost_v0400.dll

4.7.3920.0

271,784

24-Feb-2022

03:14

PresentationHost_v0400.dll.mui

4.7.3920.0

77,704

24-Feb-2022

03:14

PresentationHost_v0400.dll

4.7.3920.0

207,240

24-Feb-2022

03:14

PresentationHost_v0400.dll.mui

4.7.3920.0

77,704

24-Feb-2022

03:14

PresentationNative_v0400.dll

4.7.3920.0

1,103,792

24-Feb-2022

03:14

PresentationNative_v0400.dll

4.7.3920.0

820,088

24-Feb-2022

03:14

ReachFramework.dll

4.7.3570.0

677,656

24-Feb-2022

03:14

ServiceMonikerSupport.dll

4.7.3620.0

32,240

24-Feb-2022

03:14

ServiceMonikerSupport.dll

4.7.3620.0

30,192

24-Feb-2022

03:14

SMDiagnostics.dll

4.7.3620.0

74,840

24-Feb-2022

03:14

SMSvcHost.exe

4.7.3515.0

139,264

24-Feb-2022

03:14

SOS.dll

4.7.3920.0

865,160

24-Feb-2022

03:14

SOS.dll

4.7.3920.0

736,640

24-Feb-2022

03:14

System.Speech.dll

4.7.3650.0

675,720

24-Feb-2022

03:14

System.Activities.dll

4.7.3620.0

1,534,008

24-Feb-2022

03:14

System.ComponentModel.DataAnnotations.dll

4.7.3221.0

127,400

24-Feb-2022

03:14

System.Core.dll

4.7.3920.0

1,546,024

24-Feb-2022

03:14

System.Data.Entity.dll

4.7.3221.0

4,035,664

24-Feb-2022

03:14

System.DirectoryServices.AccountManagement.dll

4.7.3221.0

297,648

24-Feb-2022

03:14

System.IdentityModel.dll

4.7.3620.0

1,095,736

24-Feb-2022

03:14

System.IdentityModel.Services.dll

4.7.3620.0

199,160

24-Feb-2022

03:14

System.Printing.dll

4.7.3570.0

374,552

24-Feb-2022

03:14

System.Printing.dll

4.7.3570.0

374,032

24-Feb-2022

03:14

System.Runtime.Serialization.dll

4.7.3620.0

1,057,336

24-Feb-2022

03:14

System.ServiceModel.Channels.dll

4.7.3620.0

158,704

24-Feb-2022

03:14

System.ServiceModel.Discovery.dll

4.7.3620.0

309,232

24-Feb-2022

03:14

System.ServiceModel.dll

4.7.3620.0

6,324,792

24-Feb-2022

03:14

System.ServiceModel.Internals.dll

4.7.3620.0

261,688

24-Feb-2022

03:14

System.ServiceModel.Routing.dll

4.7.3221.0

132,208

24-Feb-2022

03:14

System.ServiceModel.WasHosting.dll

4.7.3620.0

40,944

24-Feb-2022

03:14

System.Web.ApplicationServices.dll

4.7.3930.0

64,832

24-Feb-2022

03:14

System.Web.Extensions.dll

4.7.3930.0

1,842,968

24-Feb-2022

03:14

System.Workflow.Activities.dll

4.7.3570.0

1,052,136

24-Feb-2022

03:14

System.Workflow.ComponentModel.dll

4.7.3570.0

1,553,896

24-Feb-2022

03:14

System.Workflow.Runtime.dll

4.7.3570.0

499,480

24-Feb-2022

03:14

System.Runtime.Caching.dll

4.7.3221.0

109,864

24-Feb-2022

03:14

System.configuration.dll

4.7.3630.0

420,512

24-Feb-2022

03:14

System.Data.dll

4.7.3905.0

3,527,048

24-Feb-2022

03:14

System.Data.dll

4.7.3905.0

3,464,568

24-Feb-2022

03:14

System.Data.SqlXml.dll

4.7.3221.0

734,520

24-Feb-2022

03:14

System.Deployment.dll

4.7.3221.0

879,408

24-Feb-2022

03:14

System.DirectoryServices.Protocols.dll

4.7.3221.0

201,624

24-Feb-2022

03:14

System.dll

4.7.3650.0

3,556,616

24-Feb-2022

03:14

System.Drawing.dll

4.7.3221.0

600,864

24-Feb-2022

03:14

System.Management.dll

4.7.3221.0

415,536

24-Feb-2022

03:14

System.Net.Http.dll

4.7.3221.0

204,584

24-Feb-2022

03:14

System.Runtime.Remoting.dll

4.7.3221.0

347,472

24-Feb-2022

03:14

System.Security.dll

4.7.3701.0

318,712

24-Feb-2022

03:14

System.Transactions.dll

4.7.3221.0

311,048

24-Feb-2022

03:14

System.Transactions.dll

4.7.3221.0

309,328

24-Feb-2022

03:14

System.Web.dll

4.7.3930.0

5,394,320

24-Feb-2022

03:14

System.Web.dll

4.7.3930.0

5,411,760

24-Feb-2022

03:21

System.Windows.Controls.Ribbon.dll

4.7.3920.0

739,200

24-Feb-2022

03:14

System.Windows.Forms.dll

4.7.3835.0

5,235,480

24-Feb-2022

03:14

System.Xaml.dll

4.7.3920.0

636,208

24-Feb-2022

03:14

System.XML.dll

4.7.3221.0

2,670,344

24-Feb-2022

03:14

UIAutomationClient.dll

4.7.3920.0

170,888

24-Feb-2022

03:14

UIAutomationClientsideProviders.dll

4.7.3920.0

354,184

24-Feb-2022

03:14

UIAutomationProvider.dll

4.7.3920.0

41,856

24-Feb-2022

03:14

UIAutomationTypes.dll

4.7.3920.0

213,896

24-Feb-2022

03:14

webengine.dll

4.7.3930.0

19,336

24-Feb-2022

03:14

webengine.dll

4.7.3930.0

18,864

24-Feb-2022

03:21

webengine4.dll

4.7.3930.0

661,392

24-Feb-2022

03:14

webengine4.dll

4.7.3930.0

543,112

24-Feb-2022

03:21

WindowsBase.dll

4.7.3920.0

1,289,096

24-Feb-2022

03:14

WMINet_Utils.dll

4.7.3221.0

188,144

24-Feb-2022

03:14

WMINet_Utils.dll

4.7.3221.0

136,432

24-Feb-2022

03:14

WorkflowServiceHostPerformanceCounters.dll

4.7.3570.0

101,656

24-Feb-2022

03:14

WorkflowServiceHostPerformanceCounters.dll

4.7.3570.0

89,880

24-Feb-2022

03:14

WPFFontCache_v0400.exe.mui

4.7.3920.0

13,232

24-Feb-2022

03:14

WPFFontCache_v0400.exe.mui

4.7.3920.0

12,168

24-Feb-2022

03:14

WPFFontCache_v0400.exe

4.7.3920.0

19,856

24-Feb-2022

03:14

WPFFontCache_v0400.exe

4.7.3920.0

18,848

24-Feb-2022

03:14

wpfgfx_v0400.dll

4.7.3920.0

1,758,600

24-Feb-2022

03:14

wpfgfx_v0400.dll

4.7.3920.0

1,338,752

24-Feb-2022

03:14

Placeholder.dll

4.7.3920.0

18,824

24-Feb-2022

03:14

Placeholder.dll

4.7.3920.0

17,800

24-Feb-2022

03:14

PenIMC2_v0400.dll

4.7.3920.0

98,736

24-Feb-2022

03:14

PenIMC2_v0400.dll

4.7.3920.0

79,224

24-Feb-2022

03:14

Information about protection and security

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