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Message-ID: <20221018150751.3qsbehcnli4c4g4o@wittgenstein>
Date: Tue, 18 Oct 2022 17:07:51 +0200
From: Christian Brauner <brauner@...nel.org>
To: Kees Cook <keescook@...omium.org>
Cc: Mimi Zohar <zohar@...ux.ibm.com>,
Dmitry Kasatkin <dmitry.kasatkin@...il.com>,
Paul Moore <paul@...l-moore.com>,
James Morris <jmorris@...ei.org>,
"Serge E. Hallyn" <serge@...lyn.com>, Borislav Petkov <bp@...e.de>,
Jonathan McDowell <noodles@...com>,
Takashi Iwai <tiwai@...e.de>, Petr Vorel <pvorel@...e.cz>,
linux-integrity@...r.kernel.org,
linux-security-module@...r.kernel.org,
Mickaël Salaün <mic@...ikod.net>,
KP Singh <kpsingh@...nel.org>,
Casey Schaufler <casey@...aufler-ca.com>,
John Johansen <john.johansen@...onical.com>,
linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH 3/9] ima: Move xattr hooks into LSM
On Thu, Oct 13, 2022 at 03:36:48PM -0700, Kees Cook wrote:
> Move the xattr IMA hooks into normal LSM layer. As with SELinux and
> Smack, handle calling cap_inode_setxattr() internally.
>
> Cc: Mimi Zohar <zohar@...ux.ibm.com>
> Cc: Dmitry Kasatkin <dmitry.kasatkin@...il.com>
> Cc: Paul Moore <paul@...l-moore.com>
> Cc: James Morris <jmorris@...ei.org>
> Cc: "Serge E. Hallyn" <serge@...lyn.com>
> Cc: Borislav Petkov <bp@...e.de>
> Cc: Jonathan McDowell <noodles@...com>
> Cc: Takashi Iwai <tiwai@...e.de>
> Cc: Petr Vorel <pvorel@...e.cz>
> Cc: linux-integrity@...r.kernel.org
> Cc: linux-security-module@...r.kernel.org
> Signed-off-by: Kees Cook <keescook@...omium.org>
> ---
I like that changes obviously but in general, does IMA depend on being
called _after_ all other LSMs or is this just a historical artifact?
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