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From: Mr Dash Four <mr.dash.four@googlemail.com>
To: Steve Grubb <sgrubb@redhat.com>
Cc: linux-audit@redhat.com, netfilter-devel@vger.kernel.org,
	Thomas Graf <tgraf@redhat.com>, Al Viro <viro@zeniv.linux.org.uk>,
	Eric Paris <eparis@parisplace.org>,
	Patrick McHardy <kaber@trash.net>,
	Pablo Neira Ayuso <pablo@netfilter.org>
Subject: Re: [PATCH 3rd revision] Add SELinux context support to AUDIT target
Date: Wed, 08 Jun 2011 17:12:39 +0100	[thread overview]
Message-ID: <4DEF9F77.1080406@googlemail.com> (raw)
In-Reply-To: <201106081049.48026.sgrubb@redhat.com>




Mr Dash Four wrote:
> Logging the internal numerical representation of secctx is, as I have 
> already stated about 3 times by now, exposing internal 
> (private-to-the-kernel-only) information to userspace. That cannot be 
> allowed.
>
> Besides, this numerical representation isn't reliable - these numbers 
> are dynamic and can change - another reason why they should not be 
> allowed to be present in the audit log. What happens if I make changes 
> to my security policy and then run ausearch/aureport? I am either 
> going to see different (wrong!) context reported if ausearch/aureport 
> attempts to "convert" those numbers into SELinux context, or, I am 
> going to see meaningless numbers. Either way, useless or misleading 
> information is going to be reported and we don't want that, do we?

> else
> 	audit_log_format(ab, " osid=%u", skb->secmark);
>
> _All_  audit code records the number on a failed conversion.
>   
I am assuming you haven't read the above. Show me one good reason why I 
should alter my patch to include that abomination of yours?

  reply	other threads:[~2011-06-08 16:12 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-20  1:09 [PATCH] Add SELinux context support to AUDIT target Mr Dash Four
2011-05-26 16:49 ` Pablo Neira Ayuso
2011-05-26 17:03   ` Mr Dash Four
2011-05-26 17:44     ` Pablo Neira Ayuso
2011-06-04 15:12     ` [PATCH 2nd revision] " Mr Dash Four
2011-06-05 23:06       ` Pablo Neira Ayuso
2011-06-06 12:02         ` Mr Dash Four
2011-06-06 23:20           ` Pablo Neira Ayuso
2011-06-07  8:18             ` Mr Dash Four
2011-06-07  9:12               ` Pablo Neira Ayuso
2011-06-07 10:32                 ` [PATCH 3rd " Mr Dash Four
2011-06-08 14:49                   ` Steve Grubb
2011-06-08 16:12                     ` Mr Dash Four [this message]
2011-06-08 17:14                       ` Steve Grubb
2011-06-08 18:04                         ` Mr Dash Four
2011-06-08 18:13                     ` Casey Schaufler
2011-06-08 18:33                       ` Eric Paris
2011-06-08 19:00                         ` Mr Dash Four
2011-06-08 19:08                           ` Eric Paris
2011-06-08 19:14                             ` Mr Dash Four
2011-06-08 19:28                             ` Steve Grubb
2011-06-08 19:39                               ` Eric Paris
2011-06-09 12:28                                 ` Patrick McHardy
2011-06-09 12:52                                   ` Eric Paris
2011-06-09 12:56                                     ` Patrick McHardy
2011-06-09 14:08                                     ` Mr Dash Four
2011-06-09 15:06                                       ` Eric Paris
2011-06-09 15:16                                         ` Mr Dash Four
2011-06-16  8:36                                           ` Mr Dash Four
2011-06-18 12:08                                             ` [PATCH 4th " Mr Dash Four
2011-06-20 12:20                                               ` Steve Grubb
2011-06-20 14:21                                                 ` Mr Dash Four
2011-06-20 14:27                                                   ` Eric Paris
2011-06-30 11:35                                                     ` Patrick McHardy
2011-06-08 18:36                       ` [PATCH 3rd " Steve Grubb
2011-06-08 18:45                         ` Mr Dash Four
2011-06-06 12:14       ` [PATCH 2nd " Steve Grubb
2011-06-06 12:25         ` Mr Dash Four
2011-06-06 12:30           ` Steve Grubb
2011-06-06 12:42             ` Mr Dash Four
2011-06-06 12:53               ` Steve Grubb
2011-06-06 13:10                 ` Mr Dash Four
2011-06-06 23:22                   ` Pablo Neira Ayuso
2011-06-07  0:59                     ` Steve Grubb
2011-06-07  1:23                       ` Casey Schaufler

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