User Mode Process Cancellation of NAT Redirect May Cause Memory Leaks

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Article ID: 275213 - View products that this article applies to.
This article was previously published under Q275213
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When a user mode process cancels a Network Address Translation (NAT) redirect before establishment notification, the redirect is completed by an error code, instead of a success code, whether or not the redirect is established. This can eventually cause memory leaks in the user mode process.


To resolve this problem, obtain the latest service pack for Windows 2000. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
260910 How to Obtain the Latest Windows 2000 Service Pack
The English version of this fix should have the following file attributes or later:
   Date        Time    Version        Size    File name
   10/04/2000  07:16p  5.0.2195.2417  65,616  Ipnat.sys


Microsoft has confirmed that this is a problem in Microsoft Windows 2000. This problem was first corrected in Windows 2000 Service Pack 2.


For additional information about how to install Windows 2000 and Windows 2000 hotfixes at the same time, click the article number below to view the article in the Microsoft Knowledge Base:
249149 Installing Microsoft Windows 2000 and Windows 2000 Hotfixes


Article ID: 275213 - Last Review: October 21, 2013 - Revision: 3.3
  • Microsoft Windows 2000 Service Pack 1
  • Microsoft Windows 2000 Advanced Server
  • Microsoft Windows 2000 Service Pack 1
kbnosurvey kbarchive kbbug kbfix kburl kbwin2000presp2fix kbqfe kbnetwork kbhotfixserver KB275213

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