Malformed Component Attribute Issue in Internet Explorer (261257)

SYMPTOMS

If you place a long string in the CODEBASE attribute of an OBJECT tag, the buffer may be exceeded and Internet Explorer may stop responding (hang) or display the following error message:

Iexplore has caused an error in "<UNKNOWN>". Iexplorer will now close.

RESOLUTION

To resolve this problem, obtain the latest service pack for Internet Explorer 5.01. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

267954 How to Obtain the Latest Internet Explorer 5.01 Service Pack

For additional information about Service Pack 1, click the article number below to view the article in the Microsoft Knowledge Base:

261268 Description of Internet Explorer 5.01 Service Pack 1

For additional information about resolving this problem, click the article number below to view the article in the Microsoft Knowledge Base:

262509 Patch Available for "Frame Domain Verification", "Unauthorized Cookie Access", "Malformed Component Attribute", and "WPAD Spoofing" Vulnerabilities

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Internet Explorer 5.01 Service Pack 1.