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Date: Wed, 6 Apr 2016 11:52:30 -0700 (PDT)
From: Christian Kujau <lists@...dbynature.de>
To: ed@...sec.com
cc: Linus Torvalds <torvalds@...ux-foundation.org>, 
    Dan Rosenberg <dan.j.rosenberg@...il.com>, Dave Jones <davej@...hat.com>, 
    Kees Cook <keescook@...omium.org>, 
    Kernel Hardening <kernel-hardening@...ts.openwall.com>, 
    Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] KERNEL: resource: Fix bug on leakage in /proc/iomem
 file

On Wed, 6 Apr 2016, ed@...sec.com wrote:
> First, I wrote your attached patch, but then I thought zeroing other
> /proc/iomem values would be better. So I changed it.

On my systems, /proc/iomem, /proc/ioports and others get their 
world-readable bits removed during bootup - I guess that would mitigate 
this issue too?

Christian.
-- 
BOFH excuse #184:

loop found in loop in redundant loopback

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