>>> On 06.05.15 at 19:12, <rcojoc...@bitdefender.com> wrote:
> --- a/xen/arch/x86/hvm/hvm.c
> +++ b/xen/arch/x86/hvm/hvm.c
> @@ -2966,6 +2966,8 @@ int hvm_handle_xsetbv(u32 index, u64 new_bv)
> {
> struct segment_register sreg;
>
> + hvm_event_xsetbv(index, new_bv);
> +
> hvm_get_segment_register(current, x86_seg_ss, &sreg);
> if ( sreg.attr.fields.dpl != 0 )
> goto err;
I don't think the event should be sent before having done at least
the CPL check.
Jan
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