Openwall GNU/*/Linux - a small security-enhanced Linux distro for servers
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Date: Wed, 6 Apr 2016 11:52:30 -0700 (PDT)
From: Christian Kujau <>
cc: Linus Torvalds <>, 
    Dan Rosenberg <>, Dave Jones <>, 
    Kees Cook <>, 
    Kernel Hardening <>, 
    Linux Kernel Mailing List <>
Subject: Re: [PATCH] KERNEL: resource: Fix bug on leakage in /proc/iomem

On Wed, 6 Apr 2016, 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?

BOFH excuse #184:

loop found in loop in redundant loopback

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