The SMB Server in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate fields in an SMB request, which allows remote attackers to execute arbitrary code via a crafted SMB packet, aka "SMB Pool Overflow Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11106
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-054