1 files changed, 4 insertions, 0 deletions

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 990929bbeb50..d9db2a486377 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -2973,6 +2973,10 @@ static int kvm_vcpu_ioctl_x86_set_vcpu_events(struct kvm_vcpu *vcpu,
                               | KVM_VCPUEVENT_VALID_SMM))
                 return -EINVAL;
 
+        if (events->exception.injected &&
+            (events->exception.nr > 31 || events->exception.nr == NMI_VECTOR))
+                return -EINVAL;
+
         process_nmi(vcpu);
         vcpu->arch.exception.pending = events->exception.injected;
         vcpu->arch.exception.nr = events->exception.nr;