The Recvfrom Function Writes Incorrect Data into the Sin_Zero Field

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

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

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:

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.

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.