MS16-115: Security update for Microsoft Windows PDF Library: September 13, 2016

適用対象: Windows 10Windows 10, version 1511, all editionsWindows 10, version 1607, all editions


This security update resolves vulnerabilities in Microsoft Windows. The vulnerability could allow information disclosure if a user views specially crafted PDF content online or opens a specially crafted PDF document. 

To learn more about the vulnerability, see Microsoft Security Bulletin MS16-115.

More Information

  • 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.
  • 3184943 MS16-115: Description of the security update for security update for Microsoft Windows PDF Library: September 13, 2016
  • 3185611 Cumulative update for Windows 10: September 13, 2016
  • 3185614 Cumulative Update for Windows 10 1511 (TH2): Sep 13, 2016
  • 3189866 Cumulative update for Windows 10 Version 1607: September 13, 2016

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.