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Date:   Thu, 17 Sep 2020 16:21:51 -0700 (PDT)
From:   David Miller <>
Subject: Re: [PATCH v3] hv_netvsc: Add validation for untrusted Hyper-V

From: "Andrea Parri (Microsoft)" <>
Date: Wed, 16 Sep 2020 11:47:27 +0200

> From: Andres Beltran <>
> 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.
> Signed-off-by: Andres Beltran <>
> Co-developed-by: Andrea Parri (Microsoft) <>
> Signed-off-by: Andrea Parri (Microsoft) <>

Applied, thank you.

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