MS14-051: Cumulative security update for Internet Explorer: August 12, 2014

The update that this article describes has been replaced by a newer update. We recommend that you install the most current cumulative security update for Internet Explorer. To install the most current update, go to the following Microsoft website: For more technical information about the most current cumulative security update for Internet Explorer, go to the following Microsoft website:

Summary

This security update 2976627 resolves one publicly disclosed and 25 privately reported vulnerabilities in Internet Explorer. The most severe of these vulnerabilities could allow remote code execution if you view a specially crafted webpage by using Internet Explorer. For more information, see Microsoft Security Bulletin MS14-051.

Additionally, this security update includes several non-security fixes and improvements for Internet Explorer.

Note Internet Explorer may crash after you install this security update. See the "Known issues and more information" section for more information.

Security update information

How to obtain this security update

Microsoft update

Use the Windows automatic updating feature to install the update from Microsoft Update. To do this, see Get security updates automatically on the Microsoft Safety and Security Center website.

Microsoft Download Center

To download the security updates, see the download links in Microsoft Security Bulletin MS14-051.
How to obtain help and support for this security update

Non-security-related fixes that are included in this security update

General distribution release (GDR) fixes

Individual updates may not be installed, depending on your version of Windows and the version of the affected application. You should view the individual articles to determine your update status.
KB articleTitle
2937063 Links open in new windows instead of new tabs in Internet Explorer 11 or Internet Explorer 10
2974524 Internet Explorer may not display local XML content that has multibyte character paths
2978357 IPersistStreamInit::IsDirty property always returns a false value in Internet Explorer 11
2978982 Enumeration of the textContent property causes sites to display slowly in Internet Explorer
2988411 Client certificate request fails when TLS 1.2 and 1.1 secure protocols are enabled in Internet Explorer 11
2988412 The normalize method works incorrectly for TextNode objects in Internet Explorer 11
2988413 Internet Explorer 11 or Internet Explorer 10 may crash when a webpage executes a certain statement
2988414 Update that helps you manage your Internet Explorer 11 search provider
2988415 Local intranet zone detection through the proxy bypass feature fails in Internet Explorer 11
2988416 Memory leak occurs when you open a webpage that contains the "window.performance" object involved in Internet Explorer 9
2988417 Windows Store application crashes when you remove a WebView
2988418 Internet Explorer 9 or 10 crashes when you open a website that uses the AlphaImageLoader filter
2988421 Internet Explorer 11 or Internet Explorer 10 stops responding in a tab when you perform form post actions on a webpage

Improvements and new features

  • 2990946 Improvements to the F12 developer tools in Internet Explorer 11
  • 2991000 Update to block out-of-date ActiveX controls in Internet Explorer
  • 2991001 Improvements to the WebGL renderer in Internet Explorer 11
  • 2988414 Update that helps you manage your Internet Explorer 11 search provider

Known issues and more information

After you install this security update, the Internet Explorer window may be very slow to refresh and respond when you open consecutive modal windows. This issue affects Internet Explorer versions 6 through 11.
Resolution
To resolve this issue, install updates 2977629 .






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