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

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Date:	Sat, 14 Jun 2014 12:43:14 +0300
From:	Dmitry Kasatkin <dmitry.kasatkin@...il.com>
To:	Richard Guy Briggs <rgb@...hat.com>
Cc:	Mimi Zohar <zohar@...ux.vnet.ibm.com>,
	linux-ima-user <linux-ima-user@...ts.sourceforge.net>,
	linux-security-module <linux-security-module@...r.kernel.org>,
	linux-audit@...hat.com,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [Linux-ima-user] oraphaned keywords in audit log text [was: Re:
 [PATCH] integrity: get comm using lock to avoid race in string] printing

On 14 June 2014 03:02, Richard Guy Briggs <rgb@...hat.com> wrote:
> 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
>

Hi,

I will find this patch and have a look.

Thanks,

Dmitry

> - RGB
>
> --
> Richard Guy Briggs <rbriggs@...hat.com>
> Senior Software Engineer, Kernel Security, AMER ENG Base Operating Systems, Red Hat
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-- 
Thanks,
Dmitry
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