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Date: Thu, 07 Apr 2016 18:17:47 +0200
From: Yves-Alexis Perez <>
To:, Thomas Garnier <>
Cc: Christoph Lameter <>, Pekka Enberg <>, 
 David Rientjes <>, Joonsoo Kim <>,
 Andrew Morton <>, Greg Thelen
 <>, LKML <>, Linux-MM
 <>, Laura Abbott <>
Subject: Re: Re: [RFC v1] mm: SLAB freelist randomization

On mer., 2016-04-06 at 14:45 -0700, Kees Cook wrote:
> > This security feature reduces the predictability of
> > the kernel slab allocator against heap overflows.
> I would add "... rendering attacks much less stable." And if you can
> find a specific example exploit that is foiled by this, I would refer
> to it.

One good example might (or might not) be the keyring issue from earlier this
year (CVE-2016-0728):


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