On Mon, 22 Feb 2021 11:03:56 +0100 Borislav Petkov <b...@alien8.de> wrote:
> On Mon, Feb 22, 2021 at 05:31:09PM +0800, Aili Yao wrote: > > you can inject a memory UE to a VM, it should always be MCG_STATUS_RIPV 0. > > So the signature you injected is not something the hardware would > generate - you just didn't set MCG_STATUS_RIPV. > > If so, why should the code handle invalid signatures which the harware > cannot generate? > So why would intel provide this MCG_STATUS_RIPV flag, it's better to remove it as it will never be set, and all the related logic for this flag is really needed ?
