Applies To.NET

Applies to:

Microsoft .NET Framework 4.5.2

Summary

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-2022-21911.

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.

  • 5009712 Description of the Security Only Update for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 (KB5009712)

How to obtain and install the update

Before installing this update

Prerequisite:

To apply this update, you must have .NET Framework 4.5.2 installed.

Install this update

Release Channel

Available

Next Step

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 Server 2012

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:

20220111 Security update deployment information: January 11, 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.

File Information

File hash information

File name

SHA256 hash

Windows8-RT-KB5008892-x64.msu

66784B8C3E616B7395657A31A992B693CC91A642189CA5832435AB3702AE0D65

Windows8-RT-KB5008892-x86.msu

1F509BA16A3D3DF359D0828C976E4042111F495613592D8D5CA4A32370AF375D

File name

File version

File size

Date

Time

Platform

SP requirement

Service branch

Aspnet_perf.h

Not applicable

7,177

30-Nov-2021

01:18

Not applicable

SPN

AMD64_NETFX-ASPNET-NONWOW

Aspnet_perf2.ini

Not applicable

995,542

30-Nov-2021

01:18

Not applicable

SPN

AMD64_NETFX-ASPNET-NONWOW

Aspnet_perf2_d.ini

Not applicable

31

30-Nov-2021

01:18

Not applicable

SPN

AMD64_NETFX-ASPNET-NONWOW

Aspnet_state_perf.h

Not applicable

318

30-Nov-2021

01:18

Not applicable

SPN

AMD64_NETFX-ASPNET-NONWOW

Aspnet_state_perf.ini

Not applicable

42,996

30-Nov-2021

01:18

Not applicable

SPN

AMD64_NETFX-ASPNET-NONWOW

Aspnet_state_perf_d.ini

Not applicable

36

30-Nov-2021

01:18

Not applicable

SPN

AMD64_NETFX-ASPNET-NONWOW

Aspnet_perf.dll

4.0.30319.36720

38,280

07-Dec-2021

02:42

x64

SPN

AMD64_NETFX4-ASP

Aspnet_state_perf.h

Not applicable

318

30-Nov-2021

01:18

Not applicable

SPN

AMD64_NETFX4-ASP

Aspnet_state_perf.ini

Not applicable

42,996

30-Nov-2021

01:18

Not applicable

SPN

AMD64_NETFX4-ASP

Aspnet_wp.exe

4.0.30319.36720

40,832

07-Dec-2021

02:42

x64

SPN

AMD64_NETFX4-ASP

Msvcp120_clr0400.dll

12.0.52720.36720

671,632

07-Dec-2021

02:42

x64

None

Not applicable

Msvcr120_clr0400.dll

12.0.52720.36720

862,608

07-Dec-2021

02:42

x64

None

Not applicable

System.web.applicationservices.dll

4.0.30319.36720

64,304

07-Dec-2021

02:42

x86

None

Not applicable

System.web.extensions.dll

4.0.30319.36720

1,852,720

07-Dec-2021

02:42

x86

None

Not applicable

Webengine4.dll

4.0.30319.36720

614,288

07-Dec-2021

02:42

x64

None

Not applicable

Webengine.dll

4.0.30319.36720

19,856

07-Dec-2021

02:42

x64

None

Not applicable

System.web.dll

4.0.30319.36720

5,451,640

07-Dec-2021

02:42

x64

None

Not applicable

System.web.applicationservices.dll

4.0.30319.36720

64,304

07-Dec-2021

02:43

x86

None

Not applicable

System.web.extensions.dll

4.0.30319.36720

1,852,720

07-Dec-2021

02:43

x86

None

Not applicable

Aspnet_perf.dll

4.0.30319.36720

34,704

07-Dec-2021

02:43

x86

SPN

X86_NETFX4-ASP

Aspnet_state_perf.h

Not applicable

318

30-Nov-2021

01:19

Not applicable

SPN

X86_NETFX4-ASP

Aspnet_state_perf.ini

Not applicable

42,996

30-Nov-2021

01:19

Not applicable

SPN

X86_NETFX4-ASP

Aspnet_wp.exe

4.0.30319.36720

36,248

07-Dec-2021

02:43

x86

SPN

X86_NETFX4-ASP

Msvcp120_clr0400.dll

12.0.52720.36720

529,808

07-Dec-2021

02:43

x86

None

Not applicable

Msvcr120_clr0400.dll

12.0.52720.36720

868,752

07-Dec-2021

02:43

x86

None

Not applicable

System.web.extensions.dll

4.0.30319.36720

1,852,720

07-Dec-2021

02:43

x86

None

Not applicable

Webengine4.dll

4.0.30319.36720

502,672

07-Dec-2021

02:43

x86

None

Not applicable

Webengine.dll

4.0.30319.36720

17,784

07-Dec-2021

02:43

x86

None

Not applicable

System.web.dll

4.0.30319.36720

5,457,808

07-Dec-2021

02:43

x86

None

Not applicable

File name

File version

File size

Date

Time

Platform

SP requirement

Service branch

System.web.applicationservices.dll

4.0.30319.36720

64,304

07-Dec-2021

02:43

x86

None

Not applicable

System.web.extensions.dll

4.0.30319.36720

1,852,720

07-Dec-2021

02:43

x86

None

Not applicable

Aspnet_perf.h

Not applicable

7,177

30-Nov-2021

01:19

Not applicable

SPN

X86_NETFX-ASPNET-NONWOW

Aspnet_perf2.ini

Not applicable

995,542

30-Nov-2021

01:19

Not applicable

SPN

X86_NETFX-ASPNET-NONWOW

Aspnet_perf2_d.ini

Not applicable

31

30-Nov-2021

01:19

Not applicable

SPN

X86_NETFX-ASPNET-NONWOW

Aspnet_state_perf.h

Not applicable

318

30-Nov-2021

01:19

Not applicable

SPN

X86_NETFX-ASPNET-NONWOW

Aspnet_state_perf.ini

Not applicable

42,996

30-Nov-2021

01:19

Not applicable

SPN

X86_NETFX-ASPNET-NONWOW

Aspnet_state_perf_d.ini

Not applicable

36

30-Nov-2021

01:19

Not applicable

SPN

X86_NETFX-ASPNET-NONWOW

Aspnet_perf.dll

4.0.30319.36720

34,704

07-Dec-2021

02:43

x86

SPN

X86_NETFX4-ASP

Aspnet_state_perf.h

Not applicable

318

30-Nov-2021

01:19

Not applicable

SPN

X86_NETFX4-ASP

Aspnet_state_perf.ini

Not applicable

42,996

30-Nov-2021

01:19

Not applicable

SPN

X86_NETFX4-ASP

Aspnet_wp.exe

4.0.30319.36720

36,248

07-Dec-2021

02:43

x86

SPN

X86_NETFX4-ASP

Msvcp120_clr0400.dll

12.0.52720.36720

529,808

07-Dec-2021

02:43

x86

None

Not applicable

Msvcr120_clr0400.dll

12.0.52720.36720

868,752

07-Dec-2021

02:43

x86

None

Not applicable

System.web.extensions.dll

4.0.30319.36720

1,852,720

07-Dec-2021

02:43

x86

None

Not applicable

Webengine4.dll

4.0.30319.36720

502,672

07-Dec-2021

02:43

x86

None

Not applicable

Webengine.dll

4.0.30319.36720

17,784

07-Dec-2021

02:43

x86

None

Not applicable

System.web.dll

4.0.30319.36720

5,457,808

07-Dec-2021

02:43

x86

None

Not applicable

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