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Message-ID: <CALCETrW98g_x0US92+Qq8gkN1N+y21rjSXcGBR7nRd1hWU7AgQ@mail.gmail.com>
Date: Thu, 25 Aug 2016 04:05:49 -0700
From: Andy Lutomirski <luto@...capital.net>
To: Mickaël Salaün <mic@...ikod.net>
Cc: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Alexei Starovoitov <ast@...nel.org>,
Arnd Bergmann <arnd@...db.de>, Casey Schaufler <casey@...aufler-ca.com>,
Daniel Borkmann <daniel@...earbox.net>, Daniel Mack <daniel@...que.org>,
David Drysdale <drysdale@...gle.com>, "David S . Miller" <davem@...emloft.net>,
Elena Reshetova <elena.reshetova@...el.com>, James Morris <james.l.morris@...cle.com>,
Kees Cook <keescook@...omium.org>, Paul Moore <pmoore@...hat.com>,
Sargun Dhillon <sargun@...gun.me>, "Serge E . Hallyn" <serge@...lyn.com>, Will Drewry <wad@...omium.org>,
"kernel-hardening@...ts.openwall.com" <kernel-hardening@...ts.openwall.com>, Linux API <linux-api@...r.kernel.org>,
LSM List <linux-security-module@...r.kernel.org>,
Network Development <netdev@...r.kernel.org>
Subject: Re: [RFC v2 00/10] Landlock LSM: Unprivileged sandboxing
On Thu, Aug 25, 2016 at 3:32 AM, Mickaël Salaün <mic@...ikod.net> wrote:
> Hi,
>
> This series is a proof of concept to fill some missing part of seccomp as the
> ability to check syscall argument pointers or creating more dynamic security
> policies. The goal of this new stackable Linux Security Module (LSM) called
> Landlock is to allow any process, including unprivileged ones, to create
> powerful security sandboxes comparable to the Seatbelt/XNU Sandbox or the
> OpenBSD Pledge. This kind of sandbox help to mitigate the security impact of
> bugs or unexpected/malicious behaviors in userland applications.
>
Maybe I'm missing an obvious description, but: do you have a
description of the eBPF API to landlock? What function do you
provide, when is it called, what functions can it call, what does the
fancy new arraymap do, etc?
--Andy
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