From: Daniel Borkmann <daniel@iogearbox.net>
To: Sargun Dhillon <sargun@sargun.me>,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Cc: alexei.starovoitov@gmail.com
Subject: Re: [PATCH net-next v7 1/2] bpf: Add bpf_probe_write_user BPF helper to be called in tracers
Date: Mon, 25 Jul 2016 15:16:55 +0200 [thread overview]
Message-ID: <57961147.3090101@iogearbox.net> (raw)
In-Reply-To: <20160725125444.GA15051@ircssh.c.rugged-nimbus-611.internal>
On 07/25/2016 02:54 PM, Sargun Dhillon wrote:
> This allows user memory to be written to during the course of a kprobe.
> It shouldn't be used to implement any kind of security mechanism
> because of TOC-TOU attacks, but rather to debug, divert, and
> manipulate execution of semi-cooperative processes.
>
[...]
v7 looks good to me now as well, thanks a bunch Sargun!
prev parent reply other threads:[~2016-07-25 13:17 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-25 12:54 [PATCH net-next v7 1/2] bpf: Add bpf_probe_write_user BPF helper to be called in tracers Sargun Dhillon
2016-07-25 13:16 ` Daniel Borkmann [this message]
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