netdev - Re: [PATCH bpf] bpf: properly enforce index mask to prevent out-of-bounds speculation

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Message-ID: <20180524152046.dfbxehkceqfxrnis@ast-mbp.dhcp.thefacebook.com>
Date:   Thu, 24 May 2018 08:20:47 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Daniel Borkmann <daniel@...earbox.net>
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH bpf] bpf: properly enforce index mask to prevent
 out-of-bounds speculation

On Thu, May 24, 2018 at 02:32:53AM +0200, Daniel Borkmann wrote:
> While reviewing the verifier code, I recently noticed that the
> following two program variants in relation to tail calls can be
> loaded.
> 
> Fixes: b2157399cc98 ("bpf: prevent out-of-bounds speculation")
> Signed-off-by: Daniel Borkmann <daniel@...earbox.net>
> Acked-by: Alexei Starovoitov <ast@...nel.org>

Applied, Thanks.