linux-kernel - Re: [PATCH V5 07/13] audit: dump namespace IDs for pid on receipt of AUDIT_NS

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20141013123001.GE24703@mail.hallyn.com>
Date:	Mon, 13 Oct 2014 14:30:01 +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 07/13] audit: dump namespace IDs for pid on receipt of
 AUDIT_NS_INFO

Quoting Richard Guy Briggs (rgb@...hat.com):
> When a task with CAP_AUDIT_CONTROL sends a NETLINK_AUDIT message of type
> AUDIT_NS_INFO with a PID of interest, dump the namespace IDs of that task to
> the audit log.
> ---

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

>  kernel/audit.c |   14 ++++++++++++++
>  1 files changed, 14 insertions(+), 0 deletions(-)
> 
> diff --git a/kernel/audit.c b/kernel/audit.c
> index a17a09f..cc63445 100644
> --- a/kernel/audit.c
> +++ b/kernel/audit.c
> @@ -671,6 +671,7 @@ static int audit_netlink_ok(struct sk_buff *skb, u16 msg_type)
>  	case AUDIT_TTY_SET:
>  	case AUDIT_TRIM:
>  	case AUDIT_MAKE_EQUIV:
> +	case AUDIT_NS_INFO:
>  		/* Only support auditd and auditctl in initial pid namespace
>  		 * for now. */
>  		if ((task_active_pid_ns(current) != &init_pid_ns))
> @@ -1068,6 +1069,19 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
>  		audit_log_end(ab);
>  		break;
>  	}
> +	case AUDIT_NS_INFO:
> +#ifdef CONFIG_NAMESPACES
> +	{
> +		struct task_struct *tsk;
> +
> +		rcu_read_lock();
> +		tsk = find_task_by_vpid(*(pid_t *)data);
> +		rcu_read_unlock();
> +		audit_log_ns_info(tsk);
> +	}
> +#else /* CONFIG_NAMESPACES */
> +		err = -EOPNOTSUPP;
> +#endif /* CONFIG_NAMESPACES */
>  	default:
>  		err = -EINVAL;
>  		break;
> -- 
> 1.7.1
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/