Re: [tsvwg] [Editorial Errata Reported] RFC9260 (7852)

[Gorry Fairhurst <[e-mail]>]

On 19/03/2024 16:33, Randall Stewart wrote:
> Rebecca:
>
>
> I do think this is an editorial change. It was always intended that 
> you *always* verify the V-Tag *before* you
>
> do anything else. So this is just a clarification in the spec IMO.
>
>
> Best wishes
>
> Randall Stewart

I concur - I always understood that the V-Tag ought to be first checked 
before continuing further processing.

Best wishes,

Gorry

(TSVWG Co-Chaor)

>
> On 3/19/24 12:26 PM, Rebecca VanRheenen wrote:
>> Hi Martin,
>>
>> We are unable to verify this erratum that the submitter marked as 
>> editorial, so we changed the Type to “Technical”. As Stream Approver, 
>> please review and set the Status and Type accordingly (see the 
>> definitions at https://www.rfc-editor.org/errata-definitions/).
>>
>> You may review the report at:
>> https://www.rfc-editor.org/errata/eid7852
>>
>> Information on how to verify errata reports can be found at:
>> https://www.rfc-editor.org/how-to-verify/
>>
>> Further information on errata can be found at:
>> https://www.rfc-editor.org/errata.php
>>
>> Thank you.
>>
>> RFC Editor/rv
>>
>>
>>> On Mar 15, 2024, at 9:47 AM, RFC Errata System 
>>> <[e-mail]> wrote:
>>>
>>> The following errata report has been submitted for RFC9260,
>>> "Stream Control Transmission Protocol".
>>>
>>> --------------------------------------
>>> You may review the report below and at:
>>> https://www.rfc-editor.org/errata/eid7852
>>>
>>> --------------------------------------
>>> Type: Editorial
>>> Reported by: Michael Tüxen <[e-mail]>
>>>
>>> Section: 8.5.
>>>
>>> Original Text
>>> -------------
>>> When receiving an SCTP packet, the endpoint MUST ensure that the
>>> value in the Verification Tag field of the received SCTP packet
>>> matches its own tag.
>>>
>>> Corrected Text
>>> --------------
>>> When receiving an SCTP packet, the endpoint MUST first ensure that the
>>> value in the Verification Tag field of the received SCTP packet
>>> matches its own tag before processing any chunks or changing its state.
>>>
>>> Notes
>>> -----
>>> State explicitly that the check of the verification tag needs to be 
>>> done before any processing of the packet.
>>>
>>> Thanks to Jake Ginesin, Max von Hippel, and Cristina Nita-Rotaru for 
>>> reporting issue and discussing it with me.
>>>
>>> Instructions:
>>> -------------
>>> This erratum is currently posted as "Reported". (If it is spam, it
>>> will be removed shortly by the RFC Production Center.) Please
>>> use "Reply All" to discuss whether it should be verified or
>>> rejected. When a decision is reached, the verifying party
>>> will log in to change the status and edit the report, if necessary.
>>>
>>> --------------------------------------
>>> RFC9260 (draft-ietf-tsvwg-rfc4960-bis-19)
>>> --------------------------------------
>>> Title               : Stream Control Transmission Protocol
>>> Publication Date    : June 2022
>>> Author(s)           : R. Stewart, M. Tüxen, K. Nielsen
>>> Category            : PROPOSED STANDARD
>>> Source              : Transport and Services Working Group
>>> Stream              : IETF
>>> Verifying Party     : IESG
>>>