Microsoft Windows Invalid IGMP Header DoS Vulnerability Solution:
Microsoft has released a series of patches, available at:
Windows 95: Patches are available via Windows Update
Windows 98: http://www.microsoft.com/windows98/downloads/corporate.asp
The following fixes are available:
Microsoft Windows NT Enterprise Server 4.0
Microsoft Windows NT Terminal Server 4.0 SP1
Microsoft Windows NT Enterprise Server 4.0 SP2
Microsoft Windows NT Server 4.0 SP3
Microsoft Windows NT Terminal Server 4.0
Microsoft Windows NT Terminal Server 4.0 SP3
Microsoft Windows NT Enterprise Server 4.0 SP3
Microsoft Windows NT Server 4.0 SP1
Microsoft Windows NT Workstation 4.0 SP5
Microsoft Windows NT Workstation 4.0
Microsoft Windows NT Enterprise Server 4.0 SP4
Microsoft Windows NT Workstation 4.0 SP2
Microsoft Windows NT Server 4.0
Microsoft Windows NT Enterprise Server 4.0 SP5
Microsoft Windows NT Workstation 4.0 SP3
Microsoft Windows NT Workstation 4.0 SP4
Microsoft Windows NT Terminal Server 4.0 SP2
Microsoft Windows NT Terminal Server 4.0 SP4
Microsoft Windows NT Server 4.0 SP5
Microsoft Windows NT Server 4.0 SP2
Microsoft Windows NT Workstation 4.0 SP1
Microsoft Windows NT Enterprise Server 4.0 SP1
Microsoft Windows NT Server 4.0 SP4