Windows 10: Microsoft January 2021 Security Updates

January 2021 Security Updates


The January 2021 security release consists of security updates for the following software:

• Microsoft Windows
• Microsoft Edge EdgeHTML-based
• Microsoft Office and Microsoft Office Services and Web Apps
• Microsoft Windows Codecs Library
• Visual Studio
• SQL Server
• Microsoft Malware Protection Engine
• .NET Core
• .NET Repository
• ASP .NET
• Azure

Please note the following information regarding the security updates:

• CVE-2020-0689 has been re-released. For further information see Security update for Secure Boot DBX: January 12, 2021.
• For information regarding enabling Windows 10, version 1909 features, please see Windows 10, version 1909 delivery options. Note that Windows 10, versions 1903 and 1909 share a common core operating system with an identical set of system files. They will also share the same security update KBs.
• Windows 10 updates are cumulative. The monthly security release includes all security fixes for vulnerabilities that affect Windows 10, in addition to non-security updates. The updates are available via the Microsoft Update Catalog.
• For information on lifecycle and support dates for Windows 10 operating systems, please see Windows Lifecycle Facts Sheet.
• A list of the latest servicing stack updates for each operating system can be found in ADV990001. This list will be updated whenever a new servicing stack update is released. It is important to install the latest servicing stack update.
• Updates for Windows RT 8.1 and Microsoft Office RT software are only available via Windows Update.
• In addition to security changes for the vulnerabilities, updates include defense-in-depth updates to help improve security-related features.
• Customers running Windows 7, Windows Server 2008 R2, or Windows Server 2008 need to purchase the Extended Security Update to continue receiving security updates. See 4522133 for more information.

The following CVEs have FAQs with additional information. Please note that this is not a complete list of CVEs for this release.

• CVE-2020-26870
• CVE-2021-1636
• CVE-2021-1637
• CVE-2021-1643
• CVE-2021-1644
• CVE-2021-1645
• CVE-2021-1647
• CVE-2021-1648
• CVE-2021-1656
• CVE-2021-1663
• CVE-2021-1669
• CVE-2021-1670
• CVE-2021-1672
• CVE-2021-1676
• CVE-2021-1677
• CVE-2021-1694
• CVE-2021-1696
• CVE-2021-1699
• CVE-2021-1707
• CVE-2021-1708
• CVE-2021-1711
• CVE-2021-1713
• CVE-2021-1714
• CVE-2021-1715
• CVE-2021-1716
• CVE-2021-1725

Known Issues

The following KBs contain information about known issues with the security updates. For a complete list of security update KBs, please see 20210112. For more information about Windows Known Issues, please see Windows message center links to currently-supported versions of Windows are in the left pane.

KB Article Applies To
4598229 Windows 10, Version 1903, Windows Server, Version 1903, Windows 10, Version 1909, Windows Server, Version 1909
4598230 Windows 10, Version 1809, Windows Server 2019
4598242 Windows 10, Version 2004, Windows Server, Version 2004, Windows 10, Version 20H2, Windows Server, Version 20H2
4598275 Windows 8.1, Windows Server 2012 R2 Security-only update
4598278 Windows Server 2012 Monthly Rollup
4598279 Windows 7, Windows Server 2008 R2 Monthly Rollup
4598285 Windows 8.1, Windows Server 2012 R2 Monthly Rollup
4598287 Windows Server 2008 Security-only update
4598288 Windows Server 2008 Monthly Rollup
4598289 Windows 7, Windows Server 2008 R2 Security-only update
4598297 Windows Server 2012 Security-only update

January 2021 Security Updates - Release Notes - Security Update Guide - Microsoft

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Microsoft January 2019 Security Updates

Release Notes
January 2019 Security Updates

Release Date: January 08, 2019

The January security release consists of security updates for the following software:

• Adobe Flash Player
• Internet Explorer
• Microsoft Edge
• Microsoft Windows
• Microsoft Office and Microsoft Office Services and Web Apps
• ChakraCore
• .NET Framework
• ASP.NET
• Microsoft Exchange Server
• Microsoft Visual Studio

Please note the following information regarding the security updates:

• A list of the latest servicing stack updates for each operating system can be found in
  
  ADV990001. This list will be updated whenever a new servicing stack update is released. It is important to install the latest servicing stack update.
• Windows 10 updates are cumulative. The monthly security release includes all security fixes for vulnerabilities that affect Windows 10, in addition to non-security updates. The updates are available via the
  
  Microsoft Update Catalog.
• Updates for Windows RT 8.1 and Microsoft Office RT software are only available via
  
  Windows Update.
• For information on lifecycle and support dates for Windows 10 operating systems, please see
  
  Windows Lifecycle Facts Sheet.
• In addition to security changes for the vulnerabilities, updates include defense-in-depth updates to help improve security-related features.

The following CVEs have FAQs with additional information and may include * further steps to take after installing the updates.

• ADV190001
• CVE-2019-0536
• CVE-2019-0537
• CVE-2019-0545
• CVE-2019-0549
• CVE-2019-0553
• CVE-2019-0554
• CVE-2019-0559
• CVE-2019-0560
• CVE-2019-0561
• CVE-2019-0569
• CVE-2019-0585
• CVE-2019-0588

Known Issues

• 4480961
• 4480973
• 4480978
• 4480966
• 4480970
• 4480116
• 4480962
• 4480963
• 4480975
• 4468742
• 4471389

Security Update Guide - Microsoft Security Response Center

 

January 2021 Xbox OS Update for Xbox Series X|S and Xbox One

Source: Xbox Support

 

Microsoft January 2020 Security Updates

Release Notes

January 2020 Security Updates

Release Date: January 14, 2020

The January security release consists of security updates for the following software:

• Microsoft Windows
• Internet Explorer
• Microsoft Office and Microsoft Office Services and Web Apps
• ASP.NET Core
• .NET Core
• .NET Framework
• OneDrive for Android
• Microsoft Dynamics

Please note the following information regarding the security updates:

• For information regarding enabling Windows 10, version 1909 features, please see
  
  Microsoft Update Catalog.
• For information on lifecycle and support dates for Windows 10 operating systems, please see
  
  Windows Lifecycle Facts Sheet.
• A list of the latest servicing stack updates for each operating system can be found in
  
  ADV990001. This list will be updated whenever a new servicing stack update is released. It is important to install the latest servicing stack update.
• Starting in May 2019, Internet Explorer 11 is available on Windows Server 2012. This configuration is present only in the IE Cumulative package.
• Updates for Windows RT 8.1 and Microsoft Office RT software are only available via
  
  Windows Update.
• In addition to security changes for the vulnerabilities, updates include defense-in-depth updates to help improve security-related features.
• Note: Support for Windows 7, Windows Server 2008 R2, and Windows Server 2008 ends January 14, 2020. For more information please see
  
  Lifecycle FAQ-Extended Security Updates.

The following CVEs have FAQs with additional information and may include * further steps to take after installing the updates. Please note that this is not a complete list of CVEs for this release.

• CVE-2020-0601 *
• CVE-2020-0607
• CVE-2020-0608
• CVE-2020-0615
• CVE-2020-0622
• CVE-2020-0637
• CVE-2020-0639
• CVE-2020-0643
• CVE-2020-0647
• CVE-2020-0650
• CVE-2020-0651
• CVE-2020-0652
• CVE-2020-0653
• CVE-2020-0654 *

Known Issues

The f****ssues with the security updates. For a complete list of security update KBs, please see

2****ssues, please see Windows message center (links to currently-supported versions of Windows are in the left pane).

[table][tr][td]4534271[/td][td]Windows 10, version 1607, Windows Server 2016[/td][/tr][tr][td]4534273[/td][td]Windows 1****809[/td][/tr][tr][td]4534276[/td][td]Windows 10, version 1709[/td][/tr][tr][td]4534283[/td][td]Windows Server 2012 (Monthly Rollup)[/td][/tr][tr][td]4534288[/td][td]Windows Server 2012 (Security-only update)[/td][/tr][tr][td]4534293[/td][td]Windows 10, version 1803, Windows Server version 1803[/td][/tr][tr][td]4534297[/td][td]Windows 8.1, Windows Server 2012 R2 (Monthly Rollup)[/td][/tr][tr][td]4534306[/td][td]Windows 10[/td][/tr][tr][td]4534309[/td][td]Windows 8.1, Windows Server 2012 R2 (Security-only update[/td][/tr][/table]