Heap Corruption May Occur When Changing the Private Properties of the SMB

ID: Q234537

The information in this article applies to:

Microsoft Windows NT Server version 4.0
Microsoft Windows NT Server, Enterprise Edition version 4.0

SYMPTOMS

When you repeatedly change the private properties of the Server Message Block (SMB) share resource (ones that are exposed with "cluster res fileshare /priv"), heap corruption may occur. This may also cause an access violation error message to be displayed.

CAUSE

This corruption occurs because the address passed to ResUtilFreeParamaterBlock is invalid, and this address is eventually passed to LocalFree, causing the access violation.

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

The latest service pack is also available at the following Internet location:

http://www.microsoft.com/windows/servicepacks/

STATUS

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

Additional query words:

Keywords : kbbug4.00 kbfix4.00 nt4sp5fix
Version : winnt:4.0
Platform : winnt
Issue type : kbbug