linux-kernel - Re: ANN: libseccomp

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Message-ID: <CAGXu5jL5nAY4=5OKhA6VPdrzkUjVuBTcLQuMxUSEv_=N=ohbzQ@mail.gmail.com>
Date:	Mon, 9 Apr 2012 12:16:30 -0700
From:	Kees Cook <keescook@...omium.org>
To:	Paul Moore <paul@...l-moore.com>
Cc:	libseccomp-discuss@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org,
	Will Drewry <wad@...omium.org>
Subject: Re: ANN: libseccomp

On Mon, Apr 9, 2012 at 11:58 AM, Paul Moore <paul@...l-moore.com> wrote:
> With the seccomp patches finally stabilizing a bit, it seems like now is a
> good time to announce libseccomp: a library designed to make it easier to
> create complex, architecture independent seccomp filters.
>
>  * http://sourceforge.net/projects/libseccomp/
>  * git clone git://git.code.sf.net/p/libseccomp/libseccomp

This looks really great; nice work!

I see that the arch check happens during _gen_bpf_build_bpf(), which
is excellent. Do you have any thoughts about including a call to
prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0) by default as well?

-Kees

-- 
Kees Cook
ChromeOS Security
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