linux-kernel - Re: [PATCH] tpm: fix RC value check in tpm2_seal

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] [day] [month] [year] [list]

Message-ID: <20170129151158.6gr4oxluj4tprbca@intel.com>
Date:   Sun, 29 Jan 2017 17:11:58 +0200
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     Jason Gunthorpe <jgunthorpe@...idianresearch.com>
Cc:     tpmdd-devel@...ts.sourceforge.net,
        linux-security-module@...r.kernel.org,
        Peter Huewe <peterhuewe@....de>,
        Marcel Selhorst <tpmdd@...horst.net>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] tpm: fix RC value check in tpm2_seal_trusted

On Fri, Jan 27, 2017 at 09:24:16AM -0700, Jason Gunthorpe wrote:
> On Fri, Jan 27, 2017 at 08:43:27AM +0200, Jarkko Sakkinen wrote:
> > On Thu, Jan 26, 2017 at 11:32:52AM -0700, Jason Gunthorpe wrote:
> > > On Thu, Jan 26, 2017 at 01:27:14PM +0200, Jarkko Sakkinen wrote:
> > > 
> > > > "The error code handling is bogus as any error code that has the bits
> > > > set that TPM_RC_HASH could pass. Implemented tpm2_rc_value() helper to
> > > > parse the error value from FMT0 and FMT1 error codes to use to check the
> > > > error so that these types of mistakes is prevented in the future."
> > > 
> > > Great thanks
> > > 
> > > Jason
> > 
> > Can I put your Reviewed-by? I would like to get this into 4.11.
> 
> I'm not up to speed on the TPM2 parsing, but it looks OK based on your
> description.
> 
> Reviewed-by: Jason Gunthorpe <jgunthorpe@...idianresearch.com>
> 
> Jason

Thanks I applied this patch to master.

/Jarkko