MS14-021: Security update for Internet Explorer: May 1, 2014

Known issues and more information about this security update

This security update is not a cumulative security update. The update addresses only the vulnerability that is described in bulletin MS14-021. Before you install this security update, you must install the latest cumulative security update for Internet Explorer. Customers who have not installed the latest cumulative security update for Internet Explorer will likely experience compatibility issues. or example, Internet Explorer may intermittently stop responding after you install the MS14-021 update.

Important The order of installation does matter. To avoid compatibility issues, you must install the MS14-021 security update after you install the latest cumulative security update for Internet Explorer.

For details about this update, refer to the following table.


The following articles contain more information about this security update as it relates to individual product versions. These articles may contain known issue information. If this is the case, the known issue is listed under each article link.

• 2964444 Description of the security update for Internet Explorer 11 for systems that do not have security update 2929437 or 2919355 installed: May 1, 2014
• 964358 Description of the security update for Internet Explorer: May 1, 2014
  Known issues in security update 2964358:
  
  
  • Internet Explorer will crash if you try to install security update 2964358 on a Windows 7-based system that does not already have security update 2929437 installed. To avoid this issue, take either of the following actions:
    • Install security update 2929437, and then install security update 2964358.
    • Install security update 2964444 instead of security update 2964358. Security update 2964444 is intended for systems that do not have security update 2929437 installed.