Microsoft Patch Tuesday Feburary 2024

February's major update fixes 73 vulnerabilities, including two zero days and five critical. At this time, there are no proof-of-concept vulnerabilities.

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The February 2024 Patch Tuesday Security Updates

This release consists of security updates for the following products, features and roles:

  • Azure DevOps
  • Microsoft Office
  • Azure Stack
  • Windows Hyper-V
  • Skype for Business
  • Trusted Compute Base
  • Microsoft Defender for Endpoint
  • Microsoft Dynamics
  • Azure Connected Machine Agent
  • Windows Kernel
  • Windows USB Serial Driver
  • Role: DNS Server
  • Windows Internet Connection Sharing (ICS)
  • Windows Win32K – ICOMP
  • SQL Server
  • Microsoft ActiveX
  • Microsoft WDAC OLE DB provider for SQL
  • Windows SmartScreen
  • Microsoft WDAC ODBC Driver
  • Windows Message Queuing
  • Windows LDAP – Lightweight Directory Access Protocol
  • Azure Site Recovery
  • Windows OLE
  • Microsoft Teams for Android
  • Microsoft Azure Kubernetes Service
  • Microsoft Windows DNS
  • Microsoft Office Outlook
  • Microsoft Office Word
  • Microsoft Dynamics
  • Azure Active Directory
  • Microsoft Office OneNote
  • Azure File Sync
  • Microsoft Edge (Chromium-based)
  • .NET
  • Microsoft Windows
  • Microsoft Exchange Server
  • Internet Shortcut Files

Information about updates:

  • The new Hotpatching feature is now generally available. Please see Hotpatching feature for Windows Server Azure Edition virtual machines (VMs) for more information.
  • 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.
  • Microsoft is improving Windows Release Notes. For more information, please see What’s next for Windows release notes.
  • 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.
  • 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.

Known Issues

KB Article Applies To
5034763 Windows 10, version 21H2, Windows 10, version 22H2
5034770 Windows Server 2022
5034795 Windows Server 2008 (Monthly Rollup)
5034833 Windows Server 2008 R2 (Security-only update)
5035606 Exchange Server 2019

For more Information:

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