static void hardware_disable(void)
{
	raw_spin_lock(&kvm_count_lock);
	if (kvm_usage_count)
		hardware_disable_nolock(NULL);
	raw_spin_unlock(&kvm_count_lock);
}

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.