Re: [Technical Errata Reported] RFC5280 (5876)

I am unaware of this causing any trouble with implementation, so I think this should be set to "held for document update".

Russ


> On Oct 16, 2019, at 4:45 AM, RFC Errata System <[email protected]> wrote:
> 
> The following errata report has been submitted for RFC5280,
> "Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile".
> 
> --------------------------------------
> You may review the report below and at:
> https://www.rfc-editor.org/errata/eid5876
> 
> --------------------------------------
> Type: Technical
> Reported by: David Woodhouse <[email protected]>
> 
> Section: 4.2.1.6
> 
> Original Text
> -------------
> 
>   When the subjectAltName extension contains an iPAddress, the address
>   MUST be stored in the octet string in "network byte order", as
>   specified in [RFC791]. 
> 
> Corrected Text
> --------------
> 
>   When the subjectAltName extension contains an IP address, the address
>   MUST be stored in the iPAddress (an octet string). The address 
>   MUST be stored in the octet string in "network byte order", as
>   specified in [RFC791]. 
> 
> Notes
> -----
> For email addresses and domain names, this section is very prescriptive:
> 
>   When the subjectAltName extension contains an Internet mail address,
>   the address MUST be stored in the rfc822Name. 
> ...
>   When the subjectAltName extension contains a domain name system
>   label, the domain name MUST be stored in the dNSName…
> 
> However, for IP addresses, it's possible to interpret the current wording as saying that *if* you happen to choose the iPAddress form for an IP address, then you must represent that as big-endian. I suspect this was a poor choice of wording and the intent was to say that you MUST use the iPAddress form for an IP address.
> 
> 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. 
> 
> --------------------------------------
> RFC5280 (draft-ietf-pkix-rfc3280bis-11)
> --------------------------------------
> Title               : Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile
> Publication Date    : May 2008
> Author(s)           : D. Cooper, S. Santesson, S. Farrell, S. Boeyen, R. Housley, W. Polk
> Category            : PROPOSED STANDARD
> Source              : Public-Key Infrastructure (X.509)
> Area                : Security
> Stream              : IETF
> Verifying Party     : IESG

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