Re: [Xen-devel] [stable] xen/pciback: Don't disable PCI_COMMAND on PCI device reset.

[Greg KH <greg@xxxxxxxxx>]

On Thu, May 30, 2019 at 07:02:34PM -0700, Konrad Rzeszutek Wilk wrote:
> On 5/30/19 8:16 AM, Ben Hutchings wrote:
> > I'm looking at CVE-2015-8553 which is fixed by:
> > 
> > commit 7681f31ec9cdacab4fd10570be924f2cef6669ba
> > Author: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> > Date:   Wed Feb 13 18:21:31 2019 -0500
> > 
> >      xen/pciback: Don't disable PCI_COMMAND on PCI device reset.
> > 
> > I'm aware that this change is incompatible with qemu < 2.5, but that's
> > now quite old.  Do you think it makes sense to apply this change to
> > some stable branches?
> > 
> > Ben.
> > 
> 
> Hey Ben,
> 
> <shrugs> My opinion is to drop it, but if Juergen thinks it makes sense to
> backport I am not going to argue.

Ok, I've queued this up now, thanks.

greg k-h

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