Summary. This security update resolves a privately reported vulnerability in Windows. The vulnerability could allow elevation of privilege if an attacker logs on to a system and then runs a specially crafted application.

Release Channel. Available. Next Step. Windows Update and Microsoft Update. Yes. This update is available through Windows Update. It will be downloaded and installed automatically.

Prerequisites There are no prerequisites to apply this update. Installation instructions. KB5034439 automatically installs this update.. To apply this update manually to WinRE, see Add an update package to Windows RE.Or for a sample script, see KB5034957: Updating the WinRE partition on deployed devices to address security vulnerabilities in CVE-2024-20666.

Release Channel. Available. Next Step. Windows Update and Microsoft Update. Yes. This update is available through Windows Update. It will be downloaded and installed automatically.

How to obtain help and support for this security update. Help for installing updates: Windows Update: FAQ Security solutions for IT professionals: TechNet Security Support and Troubleshooting Help for protecting your Windows-based computer from viruses and malware: Microsoft Secure Local support according to your country: International Support Windows Server 2008 file information

The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows 8 and Windows Server 2012" section. MUM and MANIFEST files, and the associated security catalog (.cat) files, are extremely important to maintain the state of the updated components.

Summary. This security update resolves a vulnerability in Microsoft Windows. The vulnerability could allow security feature bypass if an attacker logs on to a target system and runs a specially crafted application. To learn more about the vulnerability, see Microsoft Security Bulletin MS16-048.

Release Channel. Available. Next Step. Windows Update and Microsoft Update. No. See the other release channels. Microsoft Update Catalog. 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. Windows Server Update Services (WSUS) and Microsoft ...

Summary. An information disclosure vulnerability exists when the Windows kernel improperly handles objects in memory. An additional information disclosure vulnerability exists in the Windows kernel that could allow an attacker to retrieve information that could lead to a Kernel Address Space Layout Randomization (ASLR) bypass. To learn more about the vulnerabilities, see the following Common ...

In this scenario, the operating system becomes unbootable. Therefore, the computer does not start the next time that you try to start it. Resolution