linux-kernel - Re: Draft manpage explaining kernel lockdown

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Message-ID: <20171115211246.GF6183@amd>
Date:   Wed, 15 Nov 2017 22:12:46 +0100
From:   Pavel Machek <pavel@....cz>
To:     David Howells <dhowells@...hat.com>
Cc:     Ard Biesheuvel <ard.biesheuvel@...aro.org>, mtk.manpages@...il.com,
        mcgrof@...nel.org, johannes@...solutions.net,
        linux-man@...r.kernel.org, keyrings@...r.kernel.org,
        linux-security-module@...r.kernel.org, linux-efi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: Draft manpage explaining kernel lockdown

Hi!

> Attached is a draft for a manual page (kernel_lockdown.7) that I intend to
> point at from messages emitted when the kernel prohibits something because the
> kernel is in 'lockdown' mode, typically triggered by EFI secure
> boot.

What about livepatching? It allows kernel modifications.. and it has
some interestlingly insecure /sys controls being merged just now...

								Pavel
								
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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