MS15-097: Description of the security update for Skype for Business 2016: September 30, 2015

Applies to: Skype for Business 2016


This security update resolves vulnerabilities in Skype for Business 2016 that could allow remote code execution if a user opens a specially crafted document or goes to an untrusted webpage that contains embedded OpenType fonts. To learn more about the vulnerabilities, see Microsoft Security Bulletin MS15-097.

Improvements and fixes

This security update also contains fixes for the following nonsecurity issues:
  • Invalid speech signal level when you convert a stereo microphone array to monaural. This results in noise or a full echo.
  • When you try to start the co-edit option from sharing, you receive the following error message: "Operating system is not presently configured to run this application."
  • No mirrors occur when you open Skype Meeting in Microsoft Outlook for some languages.
  • The co-author option doesn't work.
  • All instances of "co-edit" are renamed "co-author."

How to get and install the update

Method 1: Microsoft Update

This update is available through Microsoft 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.

Method 2: Microsoft Download Center

You can get the stand-alone update package through the Microsoft Download Center. To install the update, follow the installation instructions on the download page.

Update deployment information

For deployment information about this update, see Microsoft Knowledge Base article 3089656.


There are no prerequisites to install this security update.

Update replacement information

This update doesn't replace a previously released update.