Messages in this thread | | | Date | Mon, 29 Aug 2022 09:48:44 +0200 | From | Greg KH <> | Subject | Re: [PATCH v2] vduse: prevent uninitialized memory accesses |
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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@bytedance.com > Cc: stable@vger.kernel.org # v5.15+ > Fixes: c8a6153b6c59 ("vduse: Introduce VDUSE - vDPA Device in Userspace") > > Acked-by: Jason Wang <jasowang@redhat.com> > Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Please no blank line above the Acked-by: line here if possible.
thanks,
greg k-h
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