Known issues with this security update
After you install this security update, some drop-down lists and combo boxes do not appear in Internet Explorer 7.
If a webpage hosts another webpage that is in a different domain, and the hosted webpage has window restrictions enabled (default configuration) and contains a select control such as list or combo box when the hosting page tries to display the combo box or drop-down value from the hosted page, the combo box or list is not displayed.
For more information about this problem, click the following article number to view the article in the Microsoft Knowledge Base:
2628724 Some drop-down lists and combo boxes do not appear in Internet Explorer 7 after you install security update 2586448
To resolve this problem, install security update 2618444. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
2618444 MS11-099: Cumulative Security Update for Internet Explorer: December 13, 2011
Non-security-related fixes that are included in this security update
General distribution release (GDR) fixes
Individual updates may not be installed, depending on the version of Windows and the version of the affected application. Please view the individual articles to determine your update status.
| Article number | Article title |
|---|
| 2575790 | Internet Explorer 9 displays a password mask character for Japanese characters that is too large for a password entry box |
| 2607445 | Download content is lost after you click the gold information bar to confirm a file download in Internet Explorer 8 |
| 2601307 | Navigation fails when you click a link that uses a custom pluggable protocol to browse to a secure site in Internet Explorer 9 |
| 2601254 | The IHTMLEventObj::put_keyCode property does not work in Internet Explorer 9 Standards mode |
| 2601253 | You cannot change the font size in Windows Live Mail or in Windows Mail after you install Internet Explorer 9 |
| 2600932 | An application that uses the web browser control in Internet Explorer may crash |
| 2534550 | The window.createPopup method to create a modal window does not work with protected mode enabled in Internet Explorer 8 |
| 2515657 | Windows 7 gadgets may not work or be displayed correctly |
Hotfixes
Security update 2586448 packages for Windows XP and for Windows Server 2003 include Internet Explorer hotfix files and general distribution release (GDR) files. If no existing Internet Explorer files are from the hotfix environment, security update 2586448 installs the GDR files.
Hotfixes are intended to correct only the problems that are described in the Microsoft Knowledge Base articles that are associated with the hotfixes. Apply hotfixes only to systems that are experiencing these specific problems.
These hotfixes may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next service pack that contains these hotfixes.
For more information about how to install the hotfixes that are included in security update 2586448, click the following article number to view the article in the Microsoft Knowledge Base: 897225 How to install hotfixes that are included in cumulative security updates for Internet Explorer
Note In addition to installing hotfix files, review the Microsoft Knowledge Base article that is associated with the specific hotfix that you have to install to determine the registry modification that is required to enable that specific hotfix.
For more information about how to determine whether your existing Internet Explorer files are from the hotfix or from the GDR environment, click the following article number to view the article in the Microsoft Knowledge Base: 824994 Description of the contents of Windows XP Service Pack 2 and Windows Server 2003 software update packages