linux-kernel - Re: Updated: [PATCH] hardening: add PROT

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Message-ID: <CAKFga-erNuJ8_aLtd1b0JS1YwX1LrsCEJjEeOT67V0AqLHj_SQ@mail.gmail.com>
Date:	Sun, 7 Oct 2012 09:43:58 +0200
From:	Ard Biesheuvel <ard.biesheuvel@...il.com>
To:	pageexec@...email.hu
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Kees Cook <keescook@...omium.org>,
	Hugh Dickins <hughd@...gle.com>, linux-kernel@...r.kernel.org,
	Roland McGrath <roland@...k.frob.com>, spender@...ecurity.net
Subject: Re: Updated: [PATCH] hardening: add PROT_FINAL prot flag to mmap/mprotect

2012/10/6 PaX Team <pageexec@...email.hu>:
> sadly, this is not true at all, for multiple reasons:
>
.. snip ...
>
> cheers,
>   PaX Team
>

So can I summarize your position as that there is no merit at all in
the ability to inhibit future permissions of existing mappings?

-- 
Ard.
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