linux-kernel - Re: [PATCH 03/17] security: Add a hook for the point of notification insertion [ver #5]

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Message-ID: <alpine.LRH.2.21.2003190557200.29708@namei.org>
Date:   Thu, 19 Mar 2020 05:57:34 +1100 (AEDT)
From:   James Morris <jmorris@...ei.org>
To:     David Howells <dhowells@...hat.com>
cc:     torvalds@...ux-foundation.org, viro@...iv.linux.org.uk,
        Casey Schaufler <casey@...aufler-ca.com>,
        Stephen Smalley <sds@...ho.nsa.gov>,
        linux-security-module@...r.kernel.org,
        Casey Schaufler <casey@...aufler-ca.com>,
        Stephen Smalley <sds@...ho.nsa.gov>, nicolas.dichtel@...nd.com,
        raven@...maw.net, christian@...uner.io, andres@...razel.de,
        jlayton@...hat.com, dray@...hat.com, kzak@...hat.com,
        keyrings@...r.kernel.org, linux-api@...r.kernel.org,
        linux-fsdevel@...r.kernel.org,
        linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 03/17] security: Add a hook for the point of notification
 insertion [ver #5]

On Wed, 18 Mar 2020, David Howells wrote:

> Add a security hook that allows an LSM to rule on whether a notification
> message is allowed to be inserted into a particular watch queue.
> 
> The hook is given the following information:
> 
>  (1) The credentials of the triggerer (which may be init_cred for a system
>      notification, eg. a hardware error).
> 
>  (2) The credentials of the whoever set the watch.
> 
>  (3) The notification message.
> 
> Signed-off-by: David Howells <dhowells@...hat.com>
> cc: Casey Schaufler <casey@...aufler-ca.com>
> cc: Stephen Smalley <sds@...ho.nsa.gov>
> cc: linux-security-module@...r.kernel.org
> ---
> 
>  include/linux/lsm_hooks.h |   14 ++++++++++++++
>  include/linux/security.h  |   14 ++++++++++++++
>  security/security.c       |    9 +++++++++
>  3 files changed, 37 insertions(+)


Acked-by: James Morris <jamorris@...ux.microsoft.com>


-- 
James Morris
<jmorris@...ei.org>