Messages in this thread | | | Date | Thu, 30 Jul 2020 16:49:57 -0700 (PDT) | Subject | Re: [PATCH] hv_netvsc: Add validation for untrusted Hyper-V values | From | David Miller <> |
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From: Andres Beltran <lkmlabelt@gmail.com> Date: Tue, 28 Jul 2020 18:53:21 -0400
> For additional robustness in the face of Hyper-V errors or malicious > behavior, validate all values that originate from packets that Hyper-V > has sent to the guest in the host-to-guest ring buffer. Ensure that > invalid values cannot cause indexing off the end of an array, or > subvert an existing validation via integer overflow. Ensure that > outgoing packets do not have any leftover guest memory that has not > been zeroed out. > > Cc: David S. Miller <davem@davemloft.net> > Cc: Jakub Kicinski <kuba@kernel.org> > Cc: netdev@vger.kernel.org > Signed-off-by: Andres Beltran <lkmlabelt@gmail.com>
I need hyperv maintainer reviews before I will apply this.
Thank you.
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