From: "Oliver Pinter" <oliver.pntr@gmail.com>
To: "Chris Wright" <chrisw@sous-sol.org>
Cc: stable@kernel.org, linux-kernel@vger.kernel.org,
"Greg KH" <gregkh@suse.de>, "Willy Tarreau" <w@1wt.eu>,
"Adrian Bunk" <bunk@kernel.org>, "Nick Piggin" <npiggin@suse.de>
Subject: Re: {2.6.22.y} CVE-2007-6434
Date: Mon, 4 Feb 2008 22:36:36 +0100 [thread overview]
Message-ID: <6101e8c40802041336r6da626dfv70bda527edb891da@mail.gmail.com> (raw)
In-Reply-To: <20080204213406.GX28947@sequoia.sous-sol.org>
ok, thanks
On 2/4/08, Chris Wright <chrisw@sous-sol.org> wrote:
> * Oliver Pinter (oliver.pntr@gmail.com) wrote:
> > mainline: ecaf18c15aac8bb9bed7b7aa0e382fe252e275d5
> >
> > --->8---
> > commit ecaf18c15aac8bb9bed7b7aa0e382fe252e275d5
> > Author: Eric Paris <eparis@redhat.com>
> > Date: Tue Dec 4 23:45:31 2007 -0800
> >
> > VM/Security: add security hook to do_brk
> >
> > Given a specifically crafted binary do_brk() can be used to get low
> pages
> > available in userspace virtual memory and can thus be used to
> circumvent
> > the mmap_min_addr low memory protection. Add security checks in
> do_brk().
>
> All of the low mmap addr stuff isn't added until 2.6.23.
>
> thanks,
> -chris
>
--
Thanks,
Oliver
prev parent reply other threads:[~2008-02-04 21:36 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-04 20:13 Oliver Pinter
2008-02-04 20:14 ` Oliver Pinter
2008-02-04 21:02 ` Oliver Pinter
2008-02-04 21:38 ` Greg KH
2008-02-04 21:34 ` Chris Wright
2008-02-04 21:36 ` Oliver Pinter [this message]
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