On Wed, Aug 31, 2022 at 05:01:11PM +0200, Maxime Coquelin wrote:
> On 8/29/22 09:48, Greg KH wrote:
> > On Mon, Aug 29, 2022 at 09:34:24AM +0200, Maxime Coquelin wrote:
> > > If the VDUSE application provides a smaller config space
> > > than the driver expects, the driver may use uninitialized
> > > memory from the stack.
> > >
> > > This patch prevents it by initializing the buffer passed by
> > > the driver to store the config value.
> > >
> > > This fix addresses CVE-2022-2308.
> > >
> > > Cc: xieyongji@xxxxxxxxxxxxx
> > > Cc: stable@xxxxxxxxxxxxxxx # v5.15+
> > > Fixes: c8a6153b6c59 ("vduse: Introduce VDUSE - vDPA Device in Userspace")
> > >
> > > Acked-by: Jason Wang <jasowang@xxxxxxxxxx>
> > > Signed-off-by: Maxime Coquelin <maxime.coquelin@xxxxxxxxxx>
> >
> > Please no blank line above the Acked-by: line here if possible.
>
> Sure.
>
> Jason, do you prefer I post a new revision with this single change or
> you will handle it while applying? Either way is fine to me.
>
> Thanks,
> Maxime
I queue these normally.
> > thanks,
> >
> > greg k-h
> >
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