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Date:   Tue, 21 May 2019 10:49:36 +0800
From:   Herbert Xu <>
To:     Anirudh Gupta <>
Cc:     Steffen Klassert <>,
        Anirudh Gupta <>,
        "David S. Miller" <>,,
Subject: Re: [PATCH net] xfrm: Fix xfrm sel prefix length validation

On Mon, May 20, 2019 at 10:30:29PM +0530, Anirudh Gupta wrote:
> Yes, I notice that is the only verification of p->family from userspace.
> However, the underlying conditions added in commit '07bf7908950a',
> validates the selector src/dest prefix len.

You need to check both p->family and p->

Email: Herbert Xu <>
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