linux-kernel - Re: [patch] remove MNT_NOEXEC check for PROT_EXEC MAP

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Message-Id: <1159563016.3093.28.camel@laptopd505.fenrus.org>
Date:	Fri, 29 Sep 2006 22:50:12 +0200
From:	Arjan van de Ven <arjan@...radead.org>
To:	David Wagner <daw-usenet@...erner.cs.berkeley.edu>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [patch] remove MNT_NOEXEC check for PROT_EXEC MAP_PRIVATE mmaps

On Fri, 2006-09-29 at 01:41 +0000, David Wagner wrote:

> 9) Stas's request is a request for a change to Linux kernel semantics.
> The current mmap() semantics have been there for years.  We're not talking
> about some recent change to mmap() semantics that have broken existing
> userspace tools.  Rather, we have a longstanding set of semantics; Stas
> wants to be able to mark more partitions as noexec,


.... and then execute from them!
that's what is bothering me most about all of this.


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