From: Paul Moore <paul@paul-moore.com>
To: rgb@redhat.com
Cc: linux-audit@redhat.com, linux-kernel@vger.kernel.org,
Eric Paris <eparis@parisplace.org>,
sgrubb@redhat.com, viro@zeniv.linux.org.uk
Subject: Re: [PATCH ghak59 V2 2/6] audit: add syscall information to CONFIG_CHANGE records
Date: Mon, 19 Nov 2018 11:32:15 -0500 [thread overview]
Message-ID: <CAHC9VhR6KLQ+-NsfEY9g8AHgto_fCLS8e6fBzxOM-Nu9tz2ZPA@mail.gmail.com> (raw)
In-Reply-To: <64557e69dc228577eee0de48409b017da7093920.1532709911.git.rgb@redhat.com>
On Fri, Jul 27, 2018 at 3:51 PM Richard Guy Briggs <rgb@redhat.com> wrote:
> Tie syscall information to all CONFIG_CHANGE calls since they are all a
> result of user actions.
>
> See: https://github.com/linux-audit/audit-kernel/issues/59
> See: https://github.com/linux-audit/audit-kernel/issues/50
> Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
> ---
> kernel/audit.c | 4 ++--
> kernel/audit_fsnotify.c | 2 +-
> kernel/audit_tree.c | 2 +-
> kernel/audit_watch.c | 2 +-
> kernel/auditfilter.c | 2 +-
> 5 files changed, 6 insertions(+), 6 deletions(-)
See my comments in patch 3/6.
> diff --git a/kernel/audit.c b/kernel/audit.c
> index 1ed8723..6cfe3c9 100644
> --- a/kernel/audit.c
> +++ b/kernel/audit.c
> @@ -397,7 +397,7 @@ static int audit_log_config_change(char *function_name, u32 new, u32 old,
> struct audit_buffer *ab;
> int rc = 0;
>
> - ab = audit_log_start(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE);
> + ab = audit_log_start(audit_context(), GFP_KERNEL, AUDIT_CONFIG_CHANGE);
> if (unlikely(!ab))
> return rc;
> audit_log_format(ab, "op=set %s=%u old=%u", function_name, new, old);
> @@ -1064,7 +1064,7 @@ static void audit_log_common_recv_msg(struct audit_buffer **ab, u16 msg_type)
> return;
> }
>
> - *ab = audit_log_start(NULL, GFP_KERNEL, msg_type);
> + *ab = audit_log_start(audit_context(), GFP_KERNEL, msg_type);
> if (unlikely(!*ab))
> return;
> audit_log_format(*ab, "pid=%d uid=%u", pid, uid);
> diff --git a/kernel/audit_fsnotify.c b/kernel/audit_fsnotify.c
> index fba7804..ae5c89b 100644
> --- a/kernel/audit_fsnotify.c
> +++ b/kernel/audit_fsnotify.c
> @@ -127,7 +127,7 @@ static void audit_mark_log_rule_change(struct audit_fsnotify_mark *audit_mark, c
>
> if (!audit_enabled)
> return;
> - ab = audit_log_start(NULL, GFP_NOFS, AUDIT_CONFIG_CHANGE);
> + ab = audit_log_start(audit_context(), GFP_NOFS, AUDIT_CONFIG_CHANGE);
> if (unlikely(!ab))
> return;
> audit_log_format(ab, "auid=%u ses=%u op=%s",
> diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c
> index 9f6eaeb..f0b7d30 100644
> --- a/kernel/audit_tree.c
> +++ b/kernel/audit_tree.c
> @@ -499,7 +499,7 @@ static void audit_tree_log_remove_rule(struct audit_krule *rule)
>
> if (!audit_enabled)
> return;
> - ab = audit_log_start(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE);
> + ab = audit_log_start(audit_context(), GFP_KERNEL, AUDIT_CONFIG_CHANGE);
> if (unlikely(!ab))
> return;
> audit_log_format(ab, "op=remove_rule");
> diff --git a/kernel/audit_watch.c b/kernel/audit_watch.c
> index 787c7af..26c2fae 100644
> --- a/kernel/audit_watch.c
> +++ b/kernel/audit_watch.c
> @@ -242,7 +242,7 @@ static void audit_watch_log_rule_change(struct audit_krule *r, struct audit_watc
>
> if (!audit_enabled)
> return;
> - ab = audit_log_start(NULL, GFP_NOFS, AUDIT_CONFIG_CHANGE);
> + ab = audit_log_start(audit_context(), GFP_NOFS, AUDIT_CONFIG_CHANGE);
> if (!ab)
> return;
> audit_log_format(ab, "auid=%u ses=%u op=%s",
> diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c
> index bf309f2..26a80a9 100644
> --- a/kernel/auditfilter.c
> +++ b/kernel/auditfilter.c
> @@ -1091,7 +1091,7 @@ static void audit_log_rule_change(char *action, struct audit_krule *rule, int re
> if (!audit_enabled)
> return;
>
> - ab = audit_log_start(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE);
> + ab = audit_log_start(audit_context(), GFP_KERNEL, AUDIT_CONFIG_CHANGE);
> if (!ab)
> return;
> audit_log_session_info(ab);
> --
> 1.8.3.1
>
--
paul moore
www.paul-moore.com
next prev parent reply other threads:[~2018-11-19 18:06 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-27 19:48 [PATCH ghak59 V2 0/6] audit: config_change normalizations and event record gathering Richard Guy Briggs
2018-07-27 19:48 ` [PATCH ghak59 V2 1/6] audit: give a clue what CONFIG_CHANGE op was involved Richard Guy Briggs
2018-11-19 16:32 ` Paul Moore
2018-07-27 19:48 ` [PATCH ghak59 V2 2/6] audit: add syscall information to CONFIG_CHANGE records Richard Guy Briggs
2018-11-19 16:32 ` Paul Moore [this message]
2018-07-27 19:48 ` [PATCH ghak59 V2 3/6] audit: exclude user records from syscall context Richard Guy Briggs
2018-11-19 16:32 ` Paul Moore
2018-07-27 19:48 ` [PATCH ghak59 V2 4/6] audit: hand taken context to audit_kill_trees for syscall logging Richard Guy Briggs
2018-11-19 16:32 ` Paul Moore
2018-07-27 19:48 ` [PATCH ghak59 V2 5/6] audit: kill trees before logging syscall exit for exit/free Richard Guy Briggs
2018-11-19 16:32 ` Paul Moore
2018-07-27 19:48 ` [PATCH ghak59 V2 6/6] audit: extend config_change mark/watch/tree rule changes Richard Guy Briggs
2018-11-19 16:32 ` Paul Moore
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