From: Chris Wright <chris@wirex.com>
To: Tony Glader <Tony.Glader@blueberrysolutions.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: capable()-function
Date: Wed, 9 Oct 2002 12:16:15 -0700 [thread overview]
Message-ID: <20021009121615.B25392@figure1.int.wirex.com> (raw)
In-Reply-To: <Pine.LNX.4.44.0210092217320.785-100000@blueberrysolutions.com>; from Tony.Glader@blueberrysolutions.com on Wed, Oct 09, 2002 at 10:19:02PM +0300
* Tony Glader (Tony.Glader@blueberrysolutions.com) wrote:
> On Wed, 9 Oct 2002, Chris Wright wrote:
>
> > > In this case capable() call has been made from a kernel module. I think a
> > The userspace task that called the ioctl() is the one to look at.
>
> ...
>
> > > CapInh: 0000000000000000
> > > CapPrm: 00000000fffffeff
> > > CapEff: 00000000fffffeff
> >
> > Ok, I don't think the capable() check is failing.
>
> So though me too, but now we are getting to the point - capable() check
> fails! How that can be possible?
You could dump something like this before the capable() call:
printk(KERN_DEBUG "%s:(%d) eff: 0x%x\n", current->comm, current->pid,
cap_t(current->cap_effective));
-chris
--
Linux Security Modules http://lsm.immunix.org http://lsm.bkbits.net
next prev parent reply other threads:[~2002-10-09 19:18 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-09 7:51 capable()-function Tony Glader
2002-10-09 18:22 ` capable()-function Chris Wright
2002-10-09 18:39 ` capable()-function Tony Glader
2002-10-09 19:08 ` capable()-function Chris Wright
2002-10-09 19:19 ` capable()-function Tony Glader
2002-10-09 19:16 ` Chris Wright [this message]
2002-10-09 20:16 ` capable()-function Tony Glader
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