Release Date:

6/11/2024

Version:

Monthly Rollup

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. For a successful installation, please make sure all Subset of endpoints for ESU only are met as described in Connected Machine agent network requirements.

Summary

Learn more about this security-only update, including improvements, any known issues, and how to get the update.

NOTE Verify that you have installed the required updates listed in the How to get this update section before installing this update.

For information about the various types of Windows updates, such as critical, security, driver, service packs, and so on, please see the following Description of the standard terminology that is used to describe Microsoft software updates. To view other notes and messages, see the Windows Server 2012 update history home page.

Improvements

This cumulative security update contains improvements that are part of update KB5037778 (released May 14, 2024). This update also makes improvements for the following issues:

  • A memory leak might occur in the Local Security Authority Subsystem Service (LSASS) during a Local Security Authority remote procedure call (LSARPC).

  • The Local Security Authority Subsystem Service (LSASS) might crash after the April 9, 2024 security update (KB5036969) is installed.

For more information about the resolved security vulnerabilities, please refer to the Deployments | Security Update Guide and the June 2024 Security Updates.

We are currently not aware of any issues with this update.

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 installing the latest Rollup. SSUs improve the reliability of the update process to mitigate potential issues while installing the 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 (KB5039342) 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, seeĀ Learn about adding a language pack to Windows.

Install this update

To install this update, use one of the following release channels.

Available

Next Step

Yes

This update will be downloaded and installed automatically from Windows Update.

Available

Next Step

Yes

To get the standalone package for this update, go to the Microsoft Update Catalog website.

To download updates from the Update Catalog, seeĀ Steps to download updates from the Windows Update Catalog.

Available

Next Step

Yes

This update will automatically sync if you configure Products and Classifications as follows:

Product: Windows Server 2012

Classification: Security Updates

For more information about configuring in WSUS, see Windows Server Update Services (WSUS).

For more information about configuring in Configuration Manager, see Synchronize software updates.

File information

For a list of the files that are provided in this update, download the file information for update KB5039260.

Need more help?

Want more options?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.