December 10, 2024—KB5048735 (Monthly Rollup)
Applies To
Windows Server 2012 R2 ESUDatum vydání:
10.12.2024
Verze:
Monthly Rollup
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Important The installation of this Extended Security Update (ESU) might fail when you try to install it on an Azure Arc-enabled device that is running Windows Server 2012 R2. For a successful installation, please make sure all Subset of endpoints for ESU only are met as described in Connected Machine agent network requirements. |
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Windows 8.1 reached the end of support (EOS) on January 10, 2023, at which point technical assistance and software updates are no longer provided. If you have devices running Windows 8.1, we recommend upgrading them to a more current, in-service, and supported Windows release. If devices do not meet the technical requirements to run a more current release of Windows, we recommend that you replace the device with one that supports Windows 11. Microsoft will not be offering an Extended Security Update (ESU) program for Windows 8.1. Continuing to use Windows 8.1 after January 10, 2023 may increase an organization’s exposure to security risks or impact its ability to meet compliance obligations. For more information, see Windows 8.1 support will end on January 10, 2023. We recommend upgrading to a later version of Windows. For more information, see Upgrade to a later version of Windows.
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Windows Server 2012 R2 reached the end of support (EOS) on October 10, 2023. Extended Security Updates (ESUs) are available for purchase and will continue for three years, renewable on an annual basis, until the final date on October 13, 2026. For more information, see Windows Server End of Support: Key Dates. For information about the procedure to continue receiving security updates, see KB5031043. We recommend upgrading to a later version of Windows Server. For more information, see Overview of Windows Server upgrades.
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Windows Embedded 8.1 Industry Enterprise and Windows Embedded 8.1 Industry Pro reached the end of support (EOS) on July 11, 2023. Therefore, technical assistance and software updates are no longer provided.
Summary
Learn more about this cumulative security update, including improvements, any known issues, and how to get the update.
Note For information about the various types of Windows updates, such as critical, security, driver, service packs, and so on, see Description of the standard terminology that is used to describe Microsoft software updates. To view other notes and messages, see the Windows 8.1 and Windows Server 2012 R2 update history home page.
Improvements
This cumulative security update includes improvements that are part of update KB5046682 (released November 12, 2024). The following is a summary of the key issues that this update addresses. The bold text within the brackets indicates the item or area of the change we are documenting.
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[Internal Windows OS] Miscellaneous security improvements were made to internal Windows OS functionality. No additional issues are documented for this release.
For more information about the resolved security vulnerabilities, please refer to the Deployments | Security Update Guide and the December 2024 Security Updates.
Known issues in this update
We are currently not aware of any issues with this update. For the most up-to-date information about known issues for Windows Server 2012 R2, please go to the Windows release health dashboard.
How to get this update
Before installing this update
We strongly recommend that you install the latest servicing stack update (SSU) for your operating system before you install the latest Monthly Rollup. SSUs improve the reliability of the update process to mitigate potential issues while installing the Monthly Rollup and applying Microsoft security fixes. For general information about SSUs, see Servicing stack updates and Servicing Stack Updates (SSU): Frequently Asked Questions.
If you use Windows Update, the latest SSU (KB5044411) will be offered to you automatically. To get the standalone package for the latest SSU, search for it in the Microsoft Update Catalog.
Language packs
If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Learn about adding a language pack to Windows.
Install this update
To install this update, use one of the following release channels.
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Available |
Next step |
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Yes |
This update will be downloaded and installed automatically from Windows Update. |
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Available |
Next step |
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Yes |
To get the standalone package for this update, go to the Microsoft Update Catalog website. To download updates from the Update Catalog, see Steps to download updates from the Windows Update Catalog. |
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Available |
Next step |
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This update will automatically sync with Windows Server Update Services (WSUS) if you configure Products and Classifications as follows:
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File information
For a list of the files that are provided in this update, download the file information for update KB5048735.
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