linux-kernel - Re: oraphaned keywords in audit log text [was: Re: [PATCH] integrity: get comm using lock to avoid race in string] printing

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Message-ID: <20140614000258.GA14900@madcap2.tricolour.ca>
Date:	Fri, 13 Jun 2014 20:02:58 -0400
From:	Richard Guy Briggs <rgb@...hat.com>
To:	Mimi Zohar <zohar@...ux.vnet.ibm.com>
Cc:	linux-ima-user <linux-ima-user@...ts.sourceforge.net>,
	linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org, linux-audit@...hat.com
Subject: Re: oraphaned keywords in audit log text [was: Re: [PATCH]
 integrity: get comm using lock to avoid race in string] printing

On 14/04/02, Richard Guy Briggs wrote:
> On 14/04/02, Mimi Zohar wrote:
> > On Wed, 2014-04-02 at 14:18 -0400, Eric Paris wrote: 
> > > On Wed, 2014-04-02 at 14:12 -0400, Mimi Zohar wrote:
> > > > On Wed, 2014-04-02 at 14:00 -0400, Steve Grubb wrote: 
> > > > > Hello Mimi,
> > > > > 
> > > > > On Wednesday, April 02, 2014 01:39:47 PM Mimi Zohar wrote:
> > > > > > This change is already being upstreamed as commit 73a6b44 "Integrity:
> > > > > > Pass commname via get_task_comm()".
> > > > > 
> > > > > While I was looking at Richard's patch, I noticed a few places where cause and 
> > > > > op are logged and the string isn't tied together with a _ or -. These are in 
> > > > > ima/ima_appraise.c line 383, and ima/ima_policy.c lines 333, 657, and 683. Are 
> > > > > these fixed upstream? Or should a patch be made?
> > > > 
> > > > Nothing has changed in terms of 'cause' and 'op'.  I would suggest
> > > > making the changes in integrity_audit.c: integrity_audit_msg().
> 
> That function could massage incoming text fields and convert spaces to
> hyphens or underscores, but I'd assume the right place to do it would be
> in the original text.  If you suggest the former, it could just be done
> in audit_log_string(), but then grepping the source for error messages
> would not be nearly as useful.  Is this what you were suggesting?
> 
> > > The question is actually, do you know of anyone who is expecting the
> > > space, instead of a more 'audit standard' - or _ ?  If not, we'll change
> > > it.  If so, we'll discuss more   :)
> > 
> > CC'ing linux-ima-user as well.
> 
> Thanks.

Was there any response from linux-ima-user?

> > Mimi
> 
> - RGB

- RGB

--
Richard Guy Briggs <rbriggs@...hat.com>
Senior Software Engineer, Kernel Security, AMER ENG Base Operating Systems, Red Hat
Remote, Ottawa, Canada
Voice: +1.647.777.2635, Internal: (81) 32635, Alt: +1.613.693.0684x3545
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