MS09-048 includes fixes for TCP/IP implementation issues reported more than a year ago

[Juha-Matti Laurio <juha-matti.laurio@xxxxxxxx>]

More information via

http://www.microsoft.com/technet/security/Bulletin/MS09-048.mspx

and

https://www.cert.fi/haavoittuvuudet/2008/tcp-vulnerabilities.html

Several other vendors have shipped their patches too.

Related CVE is CVE-2008-4609 - 
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4609

Juha-Matti