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Date: Thu, 19 Mar 2020 12:02:30 +0100 From: Gerd Hoffmann <kraxel@...hat.com> To: Jiri Slaby <jslaby@...e.cz> Cc: airlied@...ux.ie, daniel@...ll.ch, dri-devel@...ts.freedesktop.org, virtualization@...ts.linux-foundation.org, linux-kernel@...r.kernel.org, Gurchetan Singh <gurchetansingh@...omium.org> Subject: Re: [PATCH] drm/virtio: fix OOB in virtio_gpu_object_create On Thu, Mar 19, 2020 at 11:04:21AM +0100, Jiri Slaby wrote: > After commit f651c8b05542, virtio_gpu_create_object allocates too small > space to fit everything in. It is because it allocates struct > virtio_gpu_object, but should allocate a newly added struct > virtio_gpu_object_shmem which has 2 more members. > > So fix that by using correct type in virtio_gpu_create_object. > > Signed-off-by: Jiri Slaby <jslaby@...e.cz> > Fixes: f651c8b05542 ("drm/virtio: factor out the sg_table from virtio_gpu_object") > Cc: Gurchetan Singh <gurchetansingh@...omium.org> > Cc: Gerd Hoffmann <kraxel@...hat.com> That was fast. Yes, exactly this. Pushed to drm-misc-next. thanks, Gerd
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