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kvm: nVMX: Fix fault vector for VMX operation at CPL > 0

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[ Upstream commit 36090bf43a ]

The fault that should be raised for a privilege level violation is #GP
rather than #UD.

Fixes: 727ba748e1 ("kvm: nVMX: Enforce cpl=0 for VMX instructions")
Signed-off-by: Jim Mattson <jmattson@google.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jim Mattson
2018-07-27 09:18:50 -07:00
committed by Greg Kroah-Hartman
parent 1187e0186d
commit 80f97c79f3
1 changed files with 2 additions and 2 deletions
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4
arch/x86/kvm/vmx.c
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@@ -7590,7 +7590,7 @@ static int handle_vmon(struct kvm_vcpu *vcpu)
/* CPL=0 must be checked manually. */
if (vmx_get_cpl(vcpu)) {
kvm_queue_exception(vcpu, UD_VECTOR);
kvm_inject_gp(vcpu, 0);
return 1;
}
@@ -7654,7 +7654,7 @@ static int handle_vmon(struct kvm_vcpu *vcpu)
static int nested_vmx_check_permission(struct kvm_vcpu *vcpu)
{
if (vmx_get_cpl(vcpu)) {
kvm_queue_exception(vcpu, UD_VECTOR);
kvm_inject_gp(vcpu, 0);
return 0;
}