From: kuznet@ms2.inr.ac.ru
To: alan@lxorguk.ukuu.org.uk (Alan Cox)
Cc: alan@lxorguk.ukuu.org.uk, linux-kernel@vger.kernel.org
Subject: Re: Local root exploit with kmod and modutils > 2.1.121
Date: Thu, 16 Nov 2000 21:56:54 +0300 (MSK) [thread overview]
Message-ID: <200011161856.VAA03745@ms2.inr.ac.ru> (raw)
In-Reply-To: <E13wThz-0008C0-00@the-village.bc.nu> from "Alan Cox" at Nov 16, 0 06:24:26 pm
Hello!
> > It means that test for CAP_SYS_MODULE is illegal, moving pure policy
> > issue to improper place.
>
> Definitely not so
>
> What matters is whether the user is requesting a module or the kernel is
> choosing to load a module. In the former case where the user can influence the
> module name then you need to check CAP_SYS_MODULE in the latter you do not
> care.
Alan, I honestly peered to this paragraph of text for 10 minutes. 8)8)
It is funny, but I managed to compile it only as:
"dev_load(i.e. you) need not take of care of this".
I.e. exactly the thing which I said. 8)
Alexey
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next prev parent reply other threads:[~2000-11-16 19:27 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <Pine.LNX.4.21.0011131915240.19775-100000@ferret.lmh.ox.ac.uk>
2000-11-13 23:11 ` Keith Owens
2000-11-16 16:04 ` Alan Cox
2000-11-16 17:05 ` kuznet
2000-11-16 17:19 ` Alan Cox
2000-11-16 17:32 ` kuznet
2000-11-16 18:24 ` Alan Cox
2000-11-16 18:56 ` kuznet [this message]
2000-11-16 19:08 ` [PATCH] " Xavier Bestel
2000-11-16 20:24 ` Keith Owens
2000-11-16 21:45 ` Alan Cox
2000-11-14 20:31 Adam J. Richter
2000-11-14 22:50 ` Keith Owens
-- strict thread matches above, loose matches on Subject: below --
2000-11-13 10:57 Keith Owens
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