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Message-ID: <87zlapgo2u.fsf@basil.nowhere.org>
Date: Tue, 28 Jul 2009 11:21:29 +0200
From: Andi Kleen <andi@...stfloor.org>
To: Alan Cox <alan@...rguk.ukuu.org.uk>
Cc: James Morris <jmorris@...ei.org>,
James Carter <jwcart2@...ho.nsa.gov>,
Eric Paris <eparis@...hat.com>, linux-kernel@...r.kernel.org,
linux-security-module@...r.kernel.org, selinux@...ho.nsa.gov,
Stephen Smalley <sds@...ho.nsa.gov>, spender@...ecurity.net,
Daniel J Walsh <dwalsh@...hat.com>, cl@...ux-foundation.org,
Arjan van de Ven <arjan@...radead.org>, kees@...flux.net,
Chad Sellers <csellers@...sys.com>,
Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>,
mingo@...e.hu
Subject: Re: mmap_min_addr and your local LSM (ok, just SELinux)
Alan Cox <alan@...rguk.ukuu.org.uk> writes:
> A dumb question perhaps, but while addling my brain over the tty layer I
> was wondering if for the specific case of jump through NULL (which seems
> to be the most common but by no means only problem case that gets
> exploited) is there any reason we can't set a default breakpoint for
You mean a hardware breakpoint? Hardware break points are a precious
scarce resource. The people who rely on them would be likely
unhappy if you take one way from them.
-Andi
--
ak@...ux.intel.com -- Speaking for myself only.
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