The Host Guest File System (HGFS) in VMware Workstation 10.x before 10.0.5, VMware Player 6.x before 6.0.5, and VMware Fusion 6.x before 6.0.5 and 7.x before 7.0.1 allows guest OS users to cause a guest OS denial of service via unspecified vectors.
VMware Workstation 9.x before 9.0.1, VMware Player 5.x before 5.0.1, VMware Fusion 5.x before 5.0.1, VMware ESXi 4.0 through 5.1, and VMware ESX 4.0 and 4.1 allow guest OS users to cause a denial of service (VMX process disruption) by using an invalid port.