MS16-100: Security update for Secure Boot: August 9, 2016

Summary

This security update resolves a vulnerability in Microsoft Windows. The vulnerability could allow security feature bypass if an attacker installs an affected boot manager and bypasses Windows security features.

To learn more about the vulnerability, see Microsoft Security Bulletin MS16-100.

More Information

Important

  • All future security and non-security updates for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 require update 2919355 to be installed. We recommend that you install update 2919355 on your Windows RT 8.1-based, Windows 8.1-based, or Windows Server 2012 R2-based computer so that you receive future updates.
  • 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 Add language packs to Windows.

Additional information about this security update


The following articles contain additional information about this security update as it relates to individual product versions. The articles may contain known issue information.

  • 3172729 MS16-100: Description of the security update for Secure Boot: August 9, 2016


    Known issues in security update 3172729:

    • When you try to install this security update, you may receive an error message that resembles the following:


      The update is not applicable to your computer
    • If you are running Windows 10 Version 1607 (Anniversary Edition), the Hyper-V firmware will already have the TP5 boot manager blacklisted.
    For more information about these issues, see KB 3172729

How to obtain and install the update

Method 1: Windows Update

This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to turn on automatic updating, see
Get security updates automatically.

Note For Windows RT 8.1, this update is available through Windows Update only.

Method 2: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.
Method 3: Microsoft Download Center

More Information

Security update deployment information
How to obtain help and support for this security update
Egenskaper

Artikkel-ID: 3179577 – Forrige gjennomgang: 9. aug. 2016 – Revisjon: 1

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