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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Michal Svoboda <michal.svoboda@agents.felk.cvut.cz>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Kconfig: Make config Filter access to /dev/mem default y
Date: Thu, 15 Apr 2010 12:00:48 +0100	[thread overview]
Message-ID: <20100415120048.488eb44c@lxorguk.ukuu.org.uk> (raw)
In-Reply-To: <20100415063626.GG21894@myhost.felk.cvut.cz>

On Thu, 15 Apr 2010 08:36:26 +0200
Michal Svoboda <michal.svoboda@agents.felk.cvut.cz> wrote:

> Xiaotian Feng wrote:
> > Have you ever successfully attack by this way? If CONFIG_STRICT_DEVMEM
> > is not set, the /dev/mem access is filtered in pat code.
> 
> If that option doesn't add any protection, what's it good for?


PAT is x86 specific

  parent reply	other threads:[~2010-04-15 10:56 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-13  2:52 wzt.wzt
2010-04-15  6:12 ` Xiaotian Feng
2010-04-15  6:17   ` wzt wzt
2010-04-15  6:28     ` Xiaotian Feng
2010-04-15  6:39       ` wzt wzt
2010-04-15  7:12     ` Xiaotian Feng
2010-04-15  7:37       ` wzt wzt
2010-04-15  6:36   ` Michal Svoboda
2010-04-15 10:43     ` Jiri Kosina
2010-04-15 13:41       ` Michal Svoboda
2010-04-15 13:59         ` Alan Cox
2010-04-15 11:00     ` Alan Cox [this message]
2010-04-15 18:03 ` Pavel Machek

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