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Date: Sat, 30 Nov 2013 14:05:53 -0800
From: Greg KH <gregkh@linuxfoundation.org>
To: Pavel Machek <pavel@ucw.cz>
Cc: Dan Carpenter <dan.carpenter@oracle.com>,
	Ivajlo Dimitrov <ivo.g.dimitrov.75@gmail.com>,
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	<freemangordon@abv.bg>, pali.rohar@gmail.com, sre@ring0.de,
	omar.ramirez@copitl.com, tony@atomide.com,
	felipe.contreras@gmail.com, s-anna@ti.com, nm@ti.com,
	ohad@wizery.com, stable@vger.kernel.org,
	linux-kernel@vger.kernel.org, nico@ngolde.de
Subject: Re: [patch] Staging: tidspbridge: make mmap root-only so it is not a
 security problem
Message-ID: <20131130220553.GA1901@kroah.com>
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 <20131130194935.GG5443@mwanda>
 <20131130204237.GA17912@amd.pavel.ucw.cz>
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On Sat, Nov 30, 2013 at 09:42:37PM +0100, Pavel Machek wrote:
> 
> mmap in tidspbridge is missing range-checks. For now, make this
> interface root-only, so that it does not cause security problems.

Please fix this properly and don't paper over the real problem here.

thanks,

greg k-h