October 4, 2022

CloudsBigData

Epicurean Science & Tech

Microsoft Windows Security Updates April 2022 overview

11 min read

Microsoft has released security updates and non-security updates for client and server versions of its Windows operating system and other company products, including Microsoft Office, on the April 12, 2022 Patch Tuesday.

The updates are already available via Windows Updates, other update management products and services, and as direct downloads. Our overview assists home users and system administrators in understanding the updates and getting the information they need to update products that they use.

The guide includes direct download links, links to support websites, information about critical updates, known issues, and other bits that are important when it comes to updating.

You can check out the March 2022 Microsoft update guide here.

Microsoft Windows Security Updates: March 2022

The following Excel spreadsheet includes the released security updates for Windows and other company products. Just download it with a click on the following link: microsoft-windows-security-updates-april-2022

Executive Summary

  • All supported client and server versions of Windows are affected by at least 4 critical security issues.
  • Windows clients with known issues: Windows 7, Windows 8.1, Windows 10 version 1607, 1809, 1909, 20H2, 21H1, 21H2, and Windows  11
  • Windows server versions with known issues: Windows Server 2008, 2008 R2, 2012, 2012 R2, 2016, and 2022
  • Other Microsoft products with security updates: .NET Framework, Azure SDK, Active Directory Domain Services, Azure Site Recovery, Microsoft Edge, LDAP, Visual Studio, Microsoft Office, and others.
  • Windows 10 version 20h2 Pro and Home are reaching end of servicing next month.

Operating System Distribution

  • Windows 7 (extended support only): 41 vulnerabilities: 4 critical and 37 important
    • Windows SMB Remote Code Execution Vulnerability — CVE-2022-24500
    • Windows Server Service Remote Code Execution Vulnerability — CVE-2022-24541
    • Remote Procedure Call Runtime Remote Code Execution Vulnerability — CVE-2022-26809
    • Windows LDAP Remote Code Execution Vulnerability — CVE-2022-26919
  • Windows 8.1: 51 vulnerabilities: 7 critical and 44 important
    • Windows SMB Remote Code Execution Vulnerability — CVE-2022-24500
    • Windows Network File System Remote Code Execution Vulnerability — CVE-2022-24497
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-22008
    • Windows Network File System Remote Code Execution Vulnerability —  CVE-2022-24491
    • Windows Server Service Remote Code Execution Vulnerability — CVE-2022-24541
    • Remote Procedure Call Runtime Remote Code Execution Vulnerability — CVE-2022-26809
    • Windows LDAP Remote Code Execution Vulnerability — CVE-2022-26919
  • Windows 10 version 1909: 68 vulnerabilities: 8 critical and 60 important
    • Windows Network File System Remote Code Execution Vulnerability — CVE-2022-24497
    • Windows SMB Remote Code Execution Vulnerability — CVE-2022-24500
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-22008
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-24537
    • Windows Network File System Remote Code Execution Vulnerability —  CVE-2022-24491
    • Windows Server Service Remote Code Execution Vulnerability — CVE-2022-24541
    • Remote Procedure Call Runtime Remote Code Execution Vulnerability — CVE-2022-26809
    • Windows LDAP Remote Code Execution Vulnerability — CVE-2022-26919
  • Windows 10 version 20H2, 21H1 and 21H2 : 72 vulnerabilities, 9 critical and 63 important
    • Windows LDAP Remote Code Execution Vulnerability — CVE-2022-26919
    • Remote Procedure Call Runtime Remote Code Execution Vulnerability — CVE-2022-26809
    • Windows Server Service Remote Code Execution Vulnerability — CVE-2022-24541
    • Windows Network File System Remote Code Execution Vulnerability —  CVE-2022-24491
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-24537
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-23257
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-22008
    • Windows SMB Remote Code Execution Vulnerability — CVE-2022-24500
    • Windows Network File System Remote Code Execution Vulnerability — CVE-2022-24497
  • Windows 11 69 vulnerabilities, 9 critical and 60 important
    • Windows LDAP Remote Code Execution Vulnerability — CVE-2022-26919
    • Remote Procedure Call Runtime Remote Code Execution Vulnerability — CVE-2022-26809
    • Windows Server Service Remote Code Execution Vulnerability — CVE-2022-24541
    • Windows Network File System Remote Code Execution Vulnerability —  CVE-2022-24491
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-24537
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-23257
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-22008
    • Windows SMB Remote Code Execution Vulnerability — CVE-2022-24500
    • Windows Network File System Remote Code Execution Vulnerability — CVE-2022-24497

Windows Server products

  • Windows Server 2008 R2 (extended support only): 51 vulnerabilities: 4 critical and 47 important
    • Windows SMB Remote Code Execution Vulnerability — CVE-2022-24500
    • Windows Server Service Remote Code Execution Vulnerability — CVE-2022-24541
    • Remote Procedure Call Runtime Remote Code Execution Vulnerability — CVE-2022-26809
    • Windows LDAP Remote Code Execution Vulnerability — CVE-2022-26919
  • Windows Server 2012 R2: 66 vulnerabilities: 5 critical and 22 important
    • Windows SMB Remote Code Execution Vulnerability — CVE-2022-24500
    • Windows Network File System Remote Code Execution Vulnerability — CVE-2022-24497
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-22008
    • Windows Network File System Remote Code Execution Vulnerability —  CVE-2022-24491
    • Windows Server Service Remote Code Execution Vulnerability — CVE-2022-24541
    • Remote Procedure Call Runtime Remote Code Execution Vulnerability — CVE-2022-26809
    • Windows LDAP Remote Code Execution Vulnerability — CVE-2022-26919
  • Windows Server 2016: 86 vulnerabilities: 8 critical and 78 important
    • Windows Network File System Remote Code Execution Vulnerability — CVE-2022-24497
    • Windows SMB Remote Code Execution Vulnerability — CVE-2022-24500
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-22008
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-24537
    • Windows Network File System Remote Code Execution Vulnerability —  CVE-2022-24491
    • Windows Server Service Remote Code Execution Vulnerability — CVE-2022-24541
    • Remote Procedure Call Runtime Remote Code Execution Vulnerability — CVE-2022-26809
    • Windows LDAP Remote Code Execution Vulnerability — CVE-2022-26919
  • Windows Server 2019: 93 vulnerabilities:  0critical and 28 important
    • Windows Network File System Remote Code Execution Vulnerability — CVE-2022-24497
    • Windows SMB Remote Code Execution Vulnerability — CVE-2022-24500
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-22008
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-24537
    • Windows Network File System Remote Code Execution Vulnerability —  CVE-2022-24491
    • Windows Server Service Remote Code Execution Vulnerability — CVE-2022-24541
    • Remote Procedure Call Runtime Remote Code Execution Vulnerability — CVE-2022-26809
    • Windows LDAP Remote Code Execution Vulnerability — CVE-2022-26919
  • Windows Server 2022:  98 vulnerabilities: 0 critical and 28 important
    • Windows LDAP Remote Code Execution Vulnerability — CVE-2022-26919
    • Remote Procedure Call Runtime Remote Code Execution Vulnerability — CVE-2022-26809
    • Windows Server Service Remote Code Execution Vulnerability — CVE-2022-24541
    • Windows Network File System Remote Code Execution Vulnerability —  CVE-2022-24491
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-24537
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-23257
    • Windows Hyper-V Remote Code Execution Vulnerability — CVE-2022-22008
    • Windows SMB Remote Code Execution Vulnerability — CVE-2022-24500
    • Windows Network File System Remote Code Execution Vulnerability — CVE-2022-24497

Windows Security Updates

Windows 7 SP1 and Windows Server 2008 R2

Updates and improvements:

  • Fixed a Windows Media Center issue that had users configure the application on each start.
  • Fixed a memory leak that was introduced in the November 2021 cumulative update. It caused a decrease in performance on domain controllers.
  • Fixed an issue that could cause Event ID 37 to be logged during password change scenarios.
  • Fixed an Access Denied error when writing a service principal name alias and Host/Name already exists on another object.
  • Fixed a domain joins failing issue in environments that use DNS hostnames.
  • Fixed an issue that prevented the changing of expired passwords when signing in.

Windows 8.1 and Windows Server 2012 R2

Updates and improvements:

  • Fixed a Windows Media Center issue that had users configure the application on each start.
  • Fixed a memory leak that was introduced in the November 2021 cumulative update. It caused a decrease in performance on domain controllers.
  • Fixed an issue that could cause Event ID 37 to be logged during password change scenarios.
  • Fixed a domain joins failing issue in environments that use DNS hostnames.
  • Fixed an issue that made Windows go into BitLocker Recovery after servicing updates. (monthly-rollup only).
  • Fixed an issue that prevented the changing of expired passwords when signing in. (monthly-rollup only).
  • Fixed an issue that caused a Denial of Service vulnerability on Cluster Shared Volumes. (monthly-rollup only).

Windows 10 version 20H2, 21H1 and 21H2

  • Fixed an issue that caused a Denial of Service vulnerability on Cluster Shared Volumes. (monthly-rollup only).
  • Plus, everything that was mentioned in the preview update here.

Windows 11

Updates and improvements:

  • Fixes are listed on the preview update’s release page here.

Other security updates

2022-04 Security Only Quality Update for Windows Server 2008 (KB5012632)

2022-04 Security Monthly Quality Rollup for Windows Server 2008 (KB5012658)

2022-04 Security Monthly Quality Rollup for Windows Embedded 8 Standard and Windows Server 2012 (KB5012650)

2022-04 Security Only Quality Update for Windows Embedded 8 Standard and Windows Server 2012 (KB5012666)

2022-04 Cumulative Update for Windows 10 Version 1909 (KB5012591)

2022-04 Cumulative Update for Windows Server 2016 and Windows 10 Version 1607 (KB5012596)

2022-04 Cumulative Update for Microsoft server operating system version 21H2 for x64-based Systems (KB5012604)

2022-04 Cumulative Update for Windows Server 2019 and Windows 10 Version 1809 (KB5012647)

2022-04 Cumulative Update for Windows 10 (KB5012653)

.NET Framework

2022-04 Security and Quality Rollup for .NET Framework 4.8 for Windows Embedded 8 Standard and Windows Server 2012 (KB5012122)

2022-04 Security and Quality Rollup for .NET Framework 4.8 for Windows 8.1 and Windows Server 2012 R2 (KB5012124)

2022-04 Security and Quality Rollup for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Embedded 8 Standard and Windows Server 2012 (KB5012129)

2022-04 Security and Quality Rollup for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows 8.1 and Windows Server 2012 R2 (KB5012130)

2022-04 Security and Quality Rollup for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Embedded Standard 7, Windows 7, Windows Server 2008 R2, and Windows Server 2008 (KB5012131)

2022-04 Security and Quality Rollup for .NET Framework 3.5 for Windows Embedded 8 Standard and Windows Server 2012 (KB5012136)

2022-04 Security and Quality Rollup for .NET Framework 2.0, 3.0 for Windows Server 2008 (KB5012137)

2022-04 Security and Quality Rollup for .NET Framework 3.5.1 for Windows Embedded Standard 7, Windows 7, and Windows Server 2008 R2 (KB5012138)

2022-04 Security and Quality Rollup for .NET Framework 3.5 for Windows 8.1 and Windows Server 2012 R2 (KB5012139)

2022-04 Security and Quality Rollup for .NET Framework 4.5.2 for Windows Embedded 8 Standard and Windows Server 2012 (KB5012140)

2022-04 Security and Quality Rollup for .NET Framework 4.5.2 for Windows Embedded Standard 7, Windows 7, Windows Server 2008 R2, and Windows Server 2008 (KB5012141)

2022-04 Security and Quality Rollup for .NET Framework 4.5.2 for Windows 8.1 and Windows Server 2012 R2 (KB5012142)

2022-04 Security Only Update for .NET Framework 4.8 for Windows Embedded 8 Standard and Windows Server 2012 (KB5012143)

2022-04 Security Only Update for .NET Framework 4.8 for Windows 8.1 and Windows Server 2012 R2 (KB5012144)

2022-04 Security Only Update for .NET Framework 4.8 for Windows Embedded Standard 7, Windows 7, and Windows Server 2008 R2 (KB5012145)

2022-04 Security Only Update for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Embedded 8 Standard and Windows Server 2012 (KB5012146)

2022-04 Security Only Update for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows 8.1 and Windows Server 2012 R2 (KB5012147)

2022-04 Security Only Update for .NET Framework 4.6 and 4.6.2 for Windows Embedded Standard 7, Windows 7, Windows Server 2008 R2, and Windows Server 2008 (KB5012148)

2022-04 Security Only Update for .NET Framework 3.5 for Windows Embedded 8 Standard and Windows Server 2012 (KB5012149)

2022-04 Security Only Update for .NET Framework 2.0, 3.0 for Windows Server 2008 (KB5012150)

2022-04 Security Only Update for .NET Framework 3.5.1 for Windows Embedded Standard 7, Windows 7, and Windows Server 2008 R2 (KB5012151)

2022-04 Security Only Update for .NET Framework 3.5 for Windows 8.1 and Windows Server 2012 R2 (KB5012152)

2022-04 Security Only Update for .NET Framework 4.5.2 for Windows Embedded 8 Standard and Windows Server 2012 (KB5012153)

2022-04 Security Only Update for .NET Framework 4.5.2 for Windows Embedded Standard 7, Windows 7, Windows Server 2008 R2, and Windows Server 2008 (KB5012154)

2022-04 Security Only Update for .NET Framework 4.5.2 for Windows 8.1 and Windows Server 2012 R2 (KB5012155)

2022-04 Security Only Update 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 Embedded Standard 7, Windows 7, and Windows Server 2008 R2 (KB5012324)

2022-04 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 Embedded 8 Standard and Windows Server 2012 (KB5012325)

2022-04 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 8.1 and Windows Server 2012 R2 (KB5012326)

2022-04 Security Only Update for .NET Framework 2.0, 3.0, 4.5.2, 4.6 and 4.6.2 for Windows Server 2008 (KB5012327)

2022-04 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 Embedded Standard 7, Windows 7, and Windows Server 2008 R2 (KB5012329)

2022-04 Security and Quality Rollup 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 Embedded 8 Standard and Windows Server 2012 (KB5012330)

2022-04 Security and Quality Rollup 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 8.1 and Windows Server 2012 R2 (KB5012331)

2022-04 Security and Quality Rollup for .NET Framework 2.0, 3.0, 4.5.2, 4.6 and 4.6.2 for Windows Server 2008 (KB5012332)

2022-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 21H1, Windows Server, version 20H2, Windows 10 Version 20H2, Windows 10 Version 2004, Windows 10 Version 1909, Windows 10 Version 1903, Windows 10 Version 1809, and Windows 10 Version 1607 (KB5012117)

2022-04 Cumulative Update for .NET Framework 4.8 for Windows Server 2016 and Windows 10 Version 1607 (KB5012118)

2022-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows Server 2019 and Windows 10 Version 1809 (KB5012119)

2022-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10 Version 1909 (KB5012120)

2022-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 11 (KB5012121)

2022-04 Cumulative Update for .NET Framework 3.5 and 4.8 for Microsoft server operating system version 21H2 for ARM64 (KB5012123)

2022-04 Cumulative Update for .NET Framework 3.5 and 4.7.2 for Windows Server 2019 and Windows 10 Version 1809 (KB5012128)

2022-04 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows Server 2019 and Windows 10 Version 1809 (KB5012328)

2022-04 Security and Quality Rollup for .NET Framework 4.8 for Windows Embedded Standard 7, Windows 7, and Windows Server 2008 R2 (KB5012125)

Servicing Stack Updates

2022-04 Servicing Stack Update for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2 (KB5012672)

2022-04 Servicing Stack Update for Windows 10 (KB5013269)

2022-04 Servicing Stack Update for Windows Embedded 8 Standard and Windows Server 2012 (KB5013270)

Known Issues

Windows 7 SP1 and Windows Server 2008 R2

  • (Old) Updates may show as failed and may be uninstalled because the machine is not on ESU.
  • (Old) Certain operations such as rename may fail on Cluster Shared Volumes.
    • Perform the operation from a process with administrator privileges.
    • Perform the operation from a node that does not have CSV ownership.

Windows 8.1 and Windows Server 2012 R2

  • (Old) Certain operations such as rename may fail on Cluster Shared Volumes.
    • Perform the operation from a process with administrator privileges.
    • Perform the operation from a node that does not have CSV ownership.
  • (Old) Issues with apps using the ” Microsoft .NET Framework to acquire or set Active Directory Forest Trust Information”. These may fail, close, or may throw errors messages such as access violation (0xc0000005).
    • Install out-of-band updates for the .NET Framework version that the app in question uses. Microsoft has links to these on the support page.

Windows 10 versions 20H2, 21H1 and 21H2

  • (Old) Custom installations may not receive the new Microsoft Edge web browser, while the old version may be removed.
  • (Old) Some devices can’t install updates after installation of KB5003690 (June 21, 2021). Error PSFX_E_MATCHING_BINARY_MISSING is displayed.
    • Workaround instructions are available here.
  • (Old) Connections may fail to authentication when using smart card authentication in Remote Desktop Connections.
    • Resolved according to Microsoft, should not be experienced anymore.
  • (NEW) After installing the January 11, 2022 updates or later updates, recovery discs on CD or DVD created using the Backup and Restore tool (Windows 7) may be unable to start. Recovery discs created earlier are not affected.
    • Microsoft is working on a resolution.

Windows 11

  • (NEW) After installing the January 11, 2022 updates or later updates, recovery discs on CD or DVD created using the Backup and Restore tool (Windows 7) may be unable to start. Recovery discs created earlier are not affected.
    Microsoft is working on a resolution.

Security advisories and updates

ADV 990001 — Latest Servicing Stack Updates

Non-security updates

Microsoft Office Updates

You find Office update information here.

How to download and install the April 2022 security updates

Critical updates are downloaded and installed automatically on most Home Windows devices. On other systems, administrators may need to download and install updates manually, or allow updates to be installed after reviewing them carefully.

Home users may use the following method to check for updates manually (and speed up the installation of updates in the process):

  1. Select Start, type Windows Update and load the Windows Update item that is displayed.
  2. Select check for updates to run a manual check for updates.

Direct update downloads

Below are resource pages with direct download links, if you prefer to download the updates to install them manually.

Windows 7 and Server 2008 R2

  • KB5012626 — 2022-04 Security Monthly Quality Rollup for Windows 7
  • KB5012649 — 2022-04 Security Only Quality Update for Windows 7

Windows 8.1 and Windows Server 2012 R2

  • KB5012670 — 2022-04 Security Monthly Quality Rollup for Windows 8.1
  • KB5012639 — 2022-04 Security Only Quality Update for Windows 8.1

Windows 10 (version 20H2)

  • KB5012599 — 2022-04 Cumulative Update for Windows 10 Version 20H2

Windows 10 (version 21H1)

  • KB5012599 — 2022-04 Cumulative Update for Windows 10 Version 21H1

Windows 10 (version 21H2)

  • KB5012599 — 2022-04 Cumulative Update for Windows 10 Version 21H2
Windows 11
  • KB5012592 — 2022-04 Cumulative Update for Windows 11

Additional resources

Summary

Article Name

Microsoft Windows Security Updates April 2022 overview

Description

Here is our guide for the April 2022 Microsoft Windows Patch Tuesday.

Author

Martin Brinkmann

Publisher

Ghacks Technology News

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