Memory Leak if Large File Upload Is Cancelled Prematurely

ID: Q197377

The information in this article applies to:

Microsoft Internet Information Server versions 3.0, 4.0

SYMPTOMS

If you use Request for Comment (RFC) 1867 to upload a large file to an Active Server Page (ASP) and the transfer procedure is terminated prematurely by the client, a memory leak the size of the file occurs. For example, if you are uploading a 10 megabyte (MB) file and then disconnect before the file is completely uploaded, the memory leak is 10MB. Note that the ASP page calls Request.BinaryRead.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows NT 4.0. For additional information, please see the following article in the Microsoft Knowledge Base:

Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack

NOTE: You must install SP4 before installing this fix.

STATUS

Microsoft has confirmed this to be a problem in Microsoft Internet Information Server version 4.0. This problem was first corrected in Windows NT 4.0 Service Pack 5.

Additional query words:

Keywords : nt4sp5fix iiswww iisgeneral
Version : winnt:3.0,4.0
Platform : winnt
Issue type : kbbug