Microsoft Unveils October 2024 Security Patches for Windows

Microsoft has released the cumulative updates for the Windows operating system in October 2024, which signifies the conclusion of support for Windows 11, version 22H2. The updates issued today will be the final ones for this version.

This summary of updates provides essential information for both system administrators and home users about the latest security updates. It specifies which Windows versions are affected, outlines the updates that have been issued, and lists known issues acknowledged by Microsoft for each version.

Microsoft Windows Security Updates: October 2024

An Excel spreadsheet containing all released updates can be downloaded through the following link: Windows Security Updates October 2024.

Executive Summary

• Microsoft has delivered a total of 117 security updates for its various products, along with 4 security updates addressing non-Microsoft vulnerabilities (e.g., Chromium).
• Affected Windows client versions include:
  • Windows 10 version 21H2 and 22H2
  • Windows 11 version 21H2 and 24H2
• Affected Windows Server versions include:
  • Windows Server 2008
  • Windows Server 2022
• Windows 11 version 22H2, encompassing both Home and Pro editions, has reached its end of support. Microsoft will implement upgrades to newer Windows versions on affected devices.

Product Overview

The following is a list of supported Windows versions alongside their reported vulnerabilities:

• Windows 10 version 22H2: 61 vulnerabilities reported; 1 critical, 59 important, 1 moderate
  • Remote Desktop Protocol Server Remote Code Execution Vulnerability — CVE-2024-43582
• Windows 11 version 22H2: 66 vulnerabilities reported; 1 critical, 64 important, 1 moderate
  • Identical vulnerabilities as found in Windows 10 version 22H2.
• Windows 11 version 23H2: 66 vulnerabilities reported; 1 critical, 64 important, 1 moderate
  • Identical vulnerabilities as found in Windows 10 version 22H2.
• Windows 11 version 24H2: 67 vulnerabilities reported; 1 critical, 65 important, 1 moderate
  • Identical vulnerabilities as found in Windows 10 version 22H2.

Windows Server Products

• Windows Server 2008 R2 (extended support only): 37 vulnerabilities; 0 critical, 37 important
• Windows Server 2012 R2 (extended support only): Vulnerabilities unknown
• Windows Server 2016: 58 vulnerabilities; 0 critical, 58 important
• Windows Server 2019: 81 vulnerabilities; 1 critical, 80 important
  • Remote Desktop Protocol Server Remote Code Execution Vulnerability — CVE-2024-43582
• Windows Server 2022: 70 vulnerabilities; 1 critical, 69 important

Windows Security Updates

Windows 10 version 22H2

Updates and improvements:

Windows 11 versions 22H2 and 23H2

Updates and improvements:

• Various improvements to internal OS security functions
• Incorporation of all adjustments from the September 2024 optional updates. Key highlights include:
  • The sign-out feature is once again available via the profile icon in Start.
  • Media controls are now visible on the lock screen.
  • The Windows Share search box has been removed.
  • Local files can be shared directly from search results.

Windows 11 version 24H2

Updates and improvements:

• Resolved a freeze issue in the Remote Desktop Gateway Service.
• Security updates.
• Alongside changes from the September 2024 optional updates:
  • Media controls on the lock screen.
  • Sign-out option accessible in Start.
  • A new energy recommendation to turn off HDR via Settings > Power & Battery > Energy recommendations.
  • New alert for low battery (20%).
  • Local files can now be shared directly from search results.
  • New option for enhanced mouse pointer precision via Settings > Bluetooth & Devices > Mouse.
  • Management of Copilot Pro subscriptions is now possible in Settings > Account.

Windows Security updates

• 2024-10 Cumulative Security Update for Internet Explorer (KB5044272)
• 2024-10 Security Update for Windows 11 for x64-based Systems (KB5046398)
• 2024-10 Security Update for Microsoft Server Operating System version 21H2 for x64-based Systems (KB5046399)
• 2024-10 Security Update for Windows 10 Version 22H2 and Version 21H2 (KB5046400)
• 2024-10 Cumulative Update for Windows 10 Version 22H2 and Version 21H2 (KB5044273)
• 2024-10 Cumulative Update for Windows 11 (KB5044280)
• 2024-10 Cumulative Update for Microsoft Server Operating System version 21H2 for x64-based Systems (KB5044281)
• 2024-10 Cumulative Update for Windows 10 Version 1507 (KB5044286)

Server

• 2024-10 Security Only Quality Update for Windows Server 2008 (KB5044306)
• 2024-10 Security Monthly Quality Rollup for Windows Server 2008 (KB5044320)
• 2024-10 Security Only Quality Update for Windows Embedded Standard 7 and Windows Server 2008 R2 (KB5044321)
• 2024-10 Security Monthly Quality Rollup for Windows Embedded Standard 7 and Windows Server 2008 R2 (KB5044356)
• 2024-10 Security Monthly Quality Rollup for Windows Server 2012 (KB5044342)
• 2024-10 Security Monthly Quality Rollup for Windows Server 2012 R2 (KB5044343)
• 2024-10 Cumulative Update for Windows Server 2019 and Windows 10 Version 1809 (KB5044277)
• 2024-10 Cumulative Update for Windows Server 2016 and Windows 10 Version 1607 (KB5044293)

.NET

• 2024-10 Security Only Update for .NET Framework 2.0, 3.0 for Windows Server 2008 (KB5043945)
• 2024-10 Security Only Update for .NET Framework 3.5.1 for Windows Embedded Standard 7 and Windows Server 2008 R2 (KB5043946)
• 2024-10 Security Only Update for .NET Framework 4.6.2 for Windows Embedded Standard 7, Windows Server 2008 R2, and Windows Server 2008 (KB5043947)
• 2024-10 Security Only Update for .NET Framework 4.8 for Windows Embedded Standard 7 and Windows Server 2008 R2 (KB5043948)
• 2024-10 Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 for x64 (KB5044009)
• 2024-10 Security and Quality Rollup for .NET Framework 2.0, 3.0 for Windows Server 2008 (KB5044010)
• 2024-10 Security and Quality Rollup for .NET Framework 3.5.1 for Windows Embedded Standard 7 and Windows Server 2008 R2 (KB5044011)
• 2024-10 Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 R2 for x64 (KB5044012)
• 2024-10 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 for x64 (KB5044017)
• 2024-10 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 R2 for x64 (KB5044018)
• 2024-10 Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Embedded Standard 7, Windows Server 2008 R2, and Windows Server 2008 (KB5044019)
• 2024-10 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 for x64 (KB5044024)
• 2024-10 Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 R2 for x64 (KB5044026)

• October 2024 Security and Quality Rollup for .NET Framework 4.8 applicable to Windows Embedded Standard 7 and Windows Server 2008 R2 (KB5044027)
• October 2024 Security Only Update for .NET Framework versions 3.5.1, 4.6.2, 4.7, 4.7.1, 4.7.2, and 4.8 for Windows Embedded Standard 7 and Windows Server 2008