From: James Morris <jmorris@namei.org>
To: Alan Cox <alan@redhat.com>
Cc: Eric Paris <eparis@redhat.com>,
linux-kernel@vger.kernel.org, chrisw@redhat.com,
akpm@linux-foundation.org, linux-security-module@vger.kernel.org,
solar@openwall.com, wtarreau@hera.kernel.org
Subject: Re: [PATCH] VM/Security: add security hook to do_brk
Date: Wed, 5 Dec 2007 23:15:35 +1100 (EST) [thread overview]
Message-ID: <Xine.LNX.4.64.0712052315150.25177@us.intercode.com.au> (raw)
In-Reply-To: <20071204164358.GA18050@devserv.devel.redhat.com>
On Tue, 4 Dec 2007, Alan Cox wrote:
> On Tue, Dec 04, 2007 at 11:06:55AM -0500, Eric Paris wrote:
> > Given a specifically crafted binary do_brk() can be used to get low
> > pages available in userspace virtually memory and can thus be used to
> > circumvent the mmap_min_addr low memory protection. Add security checks
> > in do_brk().
> >
> > Signed-off-by: Eric Paris <eparis@redhat.com>
>
> ACK
Applied to
git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/selinux-2.6.git#for-akpm
--
James Morris
<jmorris@namei.org>
prev parent reply other threads:[~2007-12-05 12:17 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-04 16:06 Eric Paris
2007-12-04 16:43 ` Alan Cox
2007-12-05 12:15 ` James Morris [this message]
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