On Mon, Apr 23, 2012 at 09:18:25AM +0100, Chris Wilson wrote:
> On Mon, 23 Apr 2012 04:06:41 -0400, Xi Wang <xi.wang@xxxxxxxxx> wrote:
> > On 32-bit systems, a large args->buffer_count from userspace via ioctl
> > may overflow the allocation size, leading to out-of-bounds access.
> >
> > This vulnerability was introduced in commit 8408c282 ("drm/i915:
> > First try a normal large kmalloc for the temporary exec buffers").
> >
> > Signed-off-by: Xi Wang <xi.wang@xxxxxxxxx>
> > Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> > Cc: stable@xxxxxxxxxxxxxxx
> Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Both patches picked up for -fixes, thanks.
-Daniel
--
Daniel Vetter
Mail: daniel@xxxxxxxx
Mobile: +41 (0)79 365 57 48
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