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Introduction

This update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a specially crafted file is opened in an affected version of Microsoft Office.

Summary

Microsoft has released security bulletin MS14-017. Learn more about how to obtain the fixes that are included in this security bulletin:

How to obtain help and support for this security update

Help installing updates: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

Help protect your computer that is running Windows from viruses and malware: Virus Solution and Security Center

Local support according to your country: International Support

More information about this security update

Known issues with this security update

  • This security update may not install on a computer that is running Microsoft Web Apps Server 2013 if the computer also has Microsoft Office 2013 Service Pack 1 (SP1) installed.



Prerequisites to apply this security update

To apply this security update, you must have Microsoft Office Web Apps Server 2013 installed on the computer.

Restart information

You may have to restart the computer after you install this security update.

In some cases, this update does not require a restart. If the required files are being used, this update will require a restart. If this behavior occurs, a message is displayed that advises you to restart the computer.

To help reduce the possibility that a restart will be required, stop all affected services and close all applications that may use the affected files before you install this security update.

See Why you may be prompted to restart your computer after you install a security update on a Windows-based computer for more information.

Removal information

This security update cannot be removed.

Security update replacement information

This security update replaces security update 2863879.

File information

For a list of the files that are provided in this update 2878219, see File information for KB2878219 Office Web Apps Server 2013.csv.

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