linux-kernel - Re: [PATCH V5 09/13] fork: audit on creation of new namespace(s)

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Date:	Mon, 13 Oct 2014 15:14:54 +0200
From:	"Serge E. Hallyn" <serge@...lyn.com>
To:	Richard Guy Briggs <rgb@...hat.com>
Cc:	linux-audit@...hat.com, linux-kernel@...r.kernel.org,
	containers@...ts.linux-foundation.org, eparis@...hat.com,
	sgrubb@...hat.com, aviro@...hat.com, pmoore@...hat.com,
	arozansk@...hat.com, ebiederm@...ssion.com, serge@...lyn.com
Subject: Re: [PATCH V5 09/13] fork: audit on creation of new namespace(s)

Quoting Richard Guy Briggs (rgb@...hat.com):
> When clone(2) is called to fork a new process creating one or more namespaces,
> audit the event to tie the new pid with the namespace IDs.
> 
> Signed-off-by: Richard Guy Briggs

Acked-by: Serge Hallyn <serge.hallyn@...onical.com>

> ---
>  kernel/fork.c    |    3 +++
>  kernel/nsproxy.c |    1 +
>  2 files changed, 4 insertions(+), 0 deletions(-)
> 
> diff --git a/kernel/fork.c b/kernel/fork.c
> index 6a13c46..a7fe4d5 100644
> --- a/kernel/fork.c
> +++ b/kernel/fork.c
> @@ -1624,6 +1624,9 @@ long do_fork(unsigned long clone_flags,
>  			get_task_struct(p);
>  		}
>  
> +		if (unlikely(clone_flags & CLONE_NEW_MASK)) {
> +			audit_log_ns_info(p);
> +		}
>  		wake_up_new_task(p);
>  
>  		/* forking complete and child started to run, tell ptracer */
> diff --git a/kernel/nsproxy.c b/kernel/nsproxy.c
> index 0c2f25e..2cdc16b 100644
> --- a/kernel/nsproxy.c
> +++ b/kernel/nsproxy.c
> @@ -25,6 +25,7 @@
>  #include <linux/proc_ns.h>
>  #include <linux/file.h>
>  #include <linux/syscalls.h>
> +#include <linux/audit.h>
>  
>  static struct kmem_cache *nsproxy_cachep;
>  
> -- 
> 1.7.1
--
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