linux-kernel - Re: [PATCH v3 18/23] landlock: Log scoped denials

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Message-ID: <1372f9de0bb265a08114a870ec086da0@paul-moore.com>
Date: Sat, 04 Jan 2025 20:23:53 -0500
From: Paul Moore <paul@...l-moore.com>
To: Mickaël Salaün <mic@...ikod.net>, Eric Paris <eparis@...hat.com>, Günther Noack <gnoack@...gle.com>, "Serge E . Hallyn" <serge@...lyn.com>
Cc: Mickaël Salaün <mic@...ikod.net>, Ben Scarlato <akhna@...gle.com>, Casey Schaufler <casey@...aufler-ca.com>, Charles Zaffery <czaffery@...lox.com>, Francis Laniel <flaniel@...ux.microsoft.com>, James Morris <jmorris@...ei.org>, Jann Horn <jannh@...gle.com>, Jeff Xu <jeffxu@...gle.com>, Jorge Lucangeli Obes <jorgelo@...gle.com>, Kees Cook <kees@...nel.org>, Konstantin Meskhidze <konstantin.meskhidze@...wei.com>, Matt Bobrowski <mattbobrowski@...gle.com>, Mikhail Ivanov <ivanov.mikhail1@...wei-partners.com>, Phil Sutter <phil@....cc>, Praveen K Paladugu <prapal@...ux.microsoft.com>, Robert Salvet <robert.salvet@...lox.com>, Shervin Oloumi <enlightened@...gle.com>, Song Liu <song@...nel.org>, Tahera Fahimi <fahimitahera@...il.com>, audit@...r.kernel.org, linux-kernel@...r.kernel.org, linux-security-module@...r.kernel.org
Subject: Re: [PATCH v3 18/23] landlock: Log scoped denials

On Nov 22, 2024 =?UTF-8?q?Micka=C3=ABl=20Sala=C3=BCn?= <mic@...ikod.net> wrote:
> 
> Add audit support for unix_stream_connect, unix_may_send, task_kill, and
> file_send_sigiotask hooks.
> 
> Audit event sample:
> 
>   type=LL_DENY [...]: domain=195ba459b blockers=scope_abstract_unix_socket path=00666F6F

Similar to 17/23, I believe the SOCKADDR record should already capture
the socket address information.

It would also be nice to see an example record on a signal event.

> Cc: Günther Noack <gnoack@...gle.com>
> Cc: Tahera Fahimi <fahimitahera@...il.com>
> Signed-off-by: Mickaël Salaün <mic@...ikod.net>
> Link: https://lore.kernel.org/r/20241122143353.59367-19-mic@digikod.net
> ---
> Changes since v1:
> - New patch.
> ---
>  security/landlock/audit.c |  8 ++++++
>  security/landlock/audit.h |  2 ++
>  security/landlock/task.c  | 58 ++++++++++++++++++++++++++++++++++++---
>  3 files changed, 64 insertions(+), 4 deletions(-)

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