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From: Paul Moore <paul@paul-moore.com>
To: Casey Schaufler <casey@schaufler-ca.com>
Cc: casey.schaufler@intel.com, jmorris@namei.org,
	linux-security-module@vger.kernel.org, selinux@vger.kernel.org,
	linux-audit@redhat.com, keescook@chromium.org,
	john.johansen@canonical.com, penguin-kernel@i-love.sakura.ne.jp,
	stephen.smalley.work@gmail.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v35 26/29] Audit: Add record for multiple task security contexts
Date: Fri, 22 Apr 2022 12:28:40 -0400	[thread overview]
Message-ID: <CAHC9VhSaUHp=zGtU-yQ++uayfaLig_airHVo_8WcvPVZO2MemQ@mail.gmail.com> (raw)
In-Reply-To: <20220418145945.38797-27-casey@schaufler-ca.com>

On Mon, Apr 18, 2022 at 11:12 AM Casey Schaufler <casey@schaufler-ca.com> wrote:
>
> Create a new audit record AUDIT_MAC_TASK_CONTEXTS.
> An example of the MAC_TASK_CONTEXTS (1420) record is:
>
>     type=MAC_TASK_CONTEXTS[1420]
>     msg=audit(1600880931.832:113)
>     subj_apparmor=unconfined
>     subj_smack=_
>
> When an audit event includes a AUDIT_MAC_TASK_CONTEXTS record
> the "subj=" field in other records in the event will be "subj=?".
> An AUDIT_MAC_TASK_CONTEXTS record is supplied when the system has
> multiple security modules that may make access decisions based
> on a subject security context.
>
> Functions are created to manage the skb list in the audit_buffer.
>
> Signed-off-by: Casey Schaufler <casey@schaufler-ca.com>
> ---
>  include/uapi/linux/audit.h |  1 +
>  kernel/audit.c             | 93 +++++++++++++++++++++++++++++++++++---
>  2 files changed, 88 insertions(+), 6 deletions(-)

The audit_buffer_aux_new() and audit_buffer_aux_end() belong in patch
25/29, but otherwise this looks okay.

Acked-by: Paul Moore <paul@paul-moore.com>

-- 
paul-moore.com

  reply	other threads:[~2022-04-22 16:29 UTC|newest]

Thread overview: 64+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20220418145945.38797-1-casey.ref@schaufler-ca.com>
2022-04-18 14:59 ` [PATCH v35 00/29] LSM: Module stacking for AppArmor Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 01/29] integrity: disassociate ima_filter_rule from security_audit_rule Casey Schaufler
2022-04-21 16:51     ` John Johansen
2022-04-18 14:59   ` [PATCH v35 02/29] LSM: Infrastructure management of the sock security Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 03/29] LSM: Add the lsmblob data structure Casey Schaufler
2022-04-26 23:15     ` John Johansen
2022-04-18 14:59   ` [PATCH v35 04/29] LSM: provide lsm name and id slot mappings Casey Schaufler
2022-04-21 16:50     ` John Johansen
2022-04-18 14:59   ` [PATCH v35 05/29] IMA: avoid label collisions with stacked LSMs Casey Schaufler
2022-04-21 16:50     ` John Johansen
2022-04-18 14:59   ` [PATCH v35 06/29] LSM: Use lsmblob in security_audit_rule_match Casey Schaufler
2022-04-21 16:49     ` John Johansen
2022-04-18 14:59   ` [PATCH v35 07/29] LSM: Use lsmblob in security_kernel_act_as Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 08/29] LSM: Use lsmblob in security_secctx_to_secid Casey Schaufler
2022-04-27  0:38     ` John Johansen
2022-04-18 14:59   ` [PATCH v35 09/29] LSM: Use lsmblob in security_secid_to_secctx Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 10/29] LSM: Use lsmblob in security_ipc_getsecid Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 11/29] LSM: Use lsmblob in security_current_getsecid Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 12/29] LSM: Use lsmblob in security_inode_getsecid Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 13/29] LSM: Use lsmblob in security_cred_getsecid Casey Schaufler
2022-04-18 18:02     ` kernel test robot
2022-04-19  0:41     ` kernel test robot
2022-04-19  0:51     ` kernel test robot
2022-04-18 14:59   ` [PATCH v35 14/29] LSM: Specify which LSM to display Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 15/29] LSM: Ensure the correct LSM context releaser Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 16/29] LSM: Use lsmcontext in security_secid_to_secctx Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 17/29] LSM: Use lsmcontext in security_inode_getsecctx Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 18/29] LSM: security_secid_to_secctx in netlink netfilter Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 19/29] NET: Store LSM netlabel data in a lsmblob Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 20/29] binder: Pass LSM identifier for confirmation Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 21/29] LSM: Extend security_secid_to_secctx to include module selection Casey Schaufler
2022-04-25 23:32     ` John Johansen
2022-04-18 14:59   ` [PATCH v35 22/29] Audit: Keep multiple LSM data in audit_names Casey Schaufler
2022-04-25 23:32     ` John Johansen
2022-04-26 17:57       ` Paul Moore
2022-04-18 14:59   ` [PATCH v35 23/29] Audit: Create audit_stamp structure Casey Schaufler
2022-04-25 23:31     ` John Johansen
2022-04-26 18:03       ` Paul Moore
2022-04-26 18:58         ` John Johansen
2022-04-26 19:18           ` Paul Moore
2022-04-27 15:49             ` Casey Schaufler
2022-04-27 16:02               ` Paul Moore
2022-04-27 20:55                 ` Casey Schaufler
2022-04-18 14:59   ` [PATCH v35 24/29] LSM: Add a function to report multiple LSMs Casey Schaufler
2022-04-22 16:26     ` Paul Moore
2022-04-25 23:33     ` John Johansen
2022-04-18 14:59   ` [PATCH v35 25/29] Audit: Allow multiple records in an audit_buffer Casey Schaufler
2022-04-22 16:27     ` Paul Moore
2022-04-26  1:06     ` John Johansen
2022-04-26 18:12       ` Paul Moore
2022-04-26 19:01         ` John Johansen
2022-04-18 14:59   ` [PATCH v35 26/29] Audit: Add record for multiple task security contexts Casey Schaufler
2022-04-22 16:28     ` Paul Moore [this message]
2022-04-26  1:08     ` John Johansen
2022-04-26 18:15       ` Paul Moore
2022-04-26 19:07         ` John Johansen
2022-04-18 14:59   ` [PATCH v35 27/29] Audit: Add record for multiple object contexts Casey Schaufler
2022-04-22 16:29     ` Paul Moore
2022-04-26  3:37     ` John Johansen
2022-04-26 18:57       ` Paul Moore
2022-04-26 19:24         ` John Johansen
2022-04-18 14:59   ` [PATCH v35 28/29] LSM: Add /proc attr entry for full LSM context Casey Schaufler
2022-04-22  8:37     ` John Johansen
2022-04-18 14:59   ` [PATCH v35 29/29] AppArmor: Remove the exclusive flag Casey Schaufler

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