Microsoft KB Archive/270710

= The Recvfrom Function Writes Incorrect Data into the Sin_Zero Field =

Article ID: 270710

Article Last Modified on 2/28/2007

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APPLIES TO


 * Microsoft Windows 2000 Server
 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Professional Edition

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This article was previously published under Q270710



SYMPTOMS
When your system uses the Recvfrom function, the function can cause your system to write incorrect data into the Sin_zero field.



CAUSE
This behavior can occur when the Sin_zero field (of the TDI_ADDRESS_IP structure) is not reset before it is used.



RESOLUTION
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



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 Windows 2000 Service Pack 2.



MORE INFORMATION
When the Sin_zero field is not reset, it may contain sensitive information, such as the content of the non-paged pool or stack, from the last time it was used.

Keywords: kbbug kbfix kbprogramming KB270710

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