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[Xen-ia64-devel] Re: PATCH: check r2 value for VTi mov rr[r3]=r2

from [tgingold]

[Permanent Link][Original]

To:	Alex Williamson <alex.williamson@xxxxxx>
Subject:	[Xen-ia64-devel] Re: PATCH: check r2 value for VTi mov rr[r3]=r2
From:	tgingold@xxxxxxx
Date:	Tue, 23 Oct 2007 13:55:09 +0200
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Quoting Alex Williamson <alex.williamson@xxxxxx>:

>
> On Mon, 2007-10-22 at 03:51 +0200, tgingold@xxxxxxx wrote:
> > Hi,
> >
> > RID value was not checked for mov_to_rr.  This is a security hole as it
> > allowed a VTi domain to read memory of any other domain.
> >
> > Also use C fall-back for thash when long VHPT format is used.
> >
> > Comments added.
>
> Hi Tristan,
>
>    This seems to be missing a chunk to define
> IA64_DOMAIN_RID_BITS_OFFSET.  Thanks,
Argh, I will complete the patch.

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