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From: David Miller <>
Subject: Re: [PATCH] hv_netvsc: Add validation for untrusted Hyper-V values
Date: Thu, 30 Jul 2020 16:49:57 -0700 (PDT)
Message-ID: <> (raw)
In-Reply-To: <>

From: Andres Beltran <>
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 <>
> Cc: Jakub Kicinski <>
> Cc:
> Signed-off-by: Andres Beltran <>

I need hyperv maintainer reviews before I will apply this.

Thank you.

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Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-28 22:53 Andres Beltran
2020-07-30 23:49 ` David Miller [this message]
2020-08-02 22:26 ` Haiyang Zhang

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