Re: [TLS] [Technical Errata Reported] RFC8448 (5720)

"Christopher Wood" <caw@heapingbits.net> Wed, 08 May 2019 14:27 UTC

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Date: Wed, 08 May 2019 10:27:47 -0400
From: "Christopher Wood" <caw@heapingbits.net>
To: "Martin Thomson" <martin.thomson@gmail.com>, "Benjamin Kaduk" <kaduk@mit.edu>
Cc: "RFC Errata System" <rfc-editor@rfc-editor.org>, rdd@cert.org, "Joe Salowey" <joe@salowey.net>, sean+ietf@sn3rd.com, "Martin Thomson" <mt@lowentropy.net>, "TLS@ietf.org" <tls@ietf.org>
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Archived-At: <https://mailarchive.ietf.org/arch/msg/tls/Y2O5LXcPmRuS0tRT-RDUw_RfsYM>
Subject: Re: [TLS] [Technical Errata Reported] RFC8448 (5720)
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+1

On Sun, May 5, 2019, at 8:32 PM, Martin Thomson wrote:
> That would work for me.
> 
> On Mon, May 6, 2019 at 9:12 AM Benjamin Kaduk <kaduk@mit.edu> wrote:
> >
> > I guess we want Hold For Document Update?
> >
> > -Ben
> >
> > On Sun, May 05, 2019 at 03:36:20PM -0700, RFC Errata System wrote:
> > > The following errata report has been submitted for RFC8448,
> > > "Example Handshake Traces for TLS 1.3".
> > >
> > > --------------------------------------
> > > You may review the report below and at:
> > > http://www.rfc-editor.org/errata/eid5720
> > >
> > > --------------------------------------
> > > Type: Technical
> > > Reported by: Martin Thomson <mt@lowentropy.net>
> > >
> > > Section: GLOBAL
> > >
> > > Original Text
> > > -------------
> > > 00 0d 00 20 00 1e 04 03 05 03 06 03 02 03 08 04 08 05
> > > 08 06 04 01 05 01 06 01 02 01 04 02 05 02 06 02 02 02
> > >
> > >
> > >
> > > Corrected Text
> > > --------------
> > > 00 0d 00 18 00 16 04 03 05 03 06 03 02 03 08 04 08 05
> > > 08 06 04 01 05 01 06 01 02 01
> > >
> > > Notes
> > > -----
> > > The traces all show DSA signature schemes in ClientHello messages.  The use of these is prohibited by RFC 8446.  To be compliant, these would be removed.
> > >
> > > Note that this isn't a simple substitution as implied above.  The length fields on all of the messages would also need to be reduced by 8 in addition to making the substitution.  The value of the PSK binders used in the resumption case in Section 4 would need to be recalculated also.
> > >
> > > Instructions:
> > > -------------
> > > This erratum is currently posted as "Reported". If necessary, please
> > > use "Reply All" to discuss whether it should be verified or
> > > rejected. When a decision is reached, the verifying party
> > > can log in to change the status and edit the report, if necessary.
> > >
> > > --------------------------------------
> > > RFC8448 (draft-ietf-tls-tls13-vectors-07)
> > > --------------------------------------
> > > Title               : Example Handshake Traces for TLS 1.3
> > > Publication Date    : January 2019
> > > Author(s)           : M. Thomson
> > > Category            : INFORMATIONAL
> > > Source              : Transport Layer Security
> > > Area                : Security
> > > Stream              : IETF
> > > Verifying Party     : IESG
>