linux-kernel - Re: A system for rebootless kernel security updates

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-id: <4819C708.1000802@sun.com>
Date:	Thu, 01 May 2008 09:35:04 -0400
From:	David Collier-Brown <davecb@....com>
To:	weigelt@...ux.de
Cc:	linux kernel list <linux-kernel@...r.kernel.org>
Subject: Re: A system for rebootless kernel security updates

Enrico Weigelt wrote:
> I didn't have the time for an deeper study yet, but as you already
> mentioned, there're lots of limitations which can make it harmful:
> as soon as interfaces chance, you're in *big* trouble. There should
> be a way for finding them (automatically). Maybe extract the 
> interface signatures (including structs!) so some appropriate place
> next to the kernel, so they can be checked before (re)loading the
> module.

  Actually there is a mature discipline around data changes that
dates back to before Unix v7, but it's off-topic for this
discussion: it would make the changes too big (;-))

  If anyone is interested, see http://multicians.org/stachour.html
and/or send me mail

--dave (reading LKML when he should be working) c-b
-- 
David Collier-Brown            | Always do right. This will gratify
Sun Microsystems, Toronto      | some people and astonish the rest
davecb@....com                 |                      -- Mark Twain
(905) 943-1983, cell: (647) 833-9377, (800) 555-9786 x56583
bridge: (877) 385-4099 code: 506 9191#
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/