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Re: [pkix] [Technical Errata Reported] RFC3779 (6792)

Russ Housley <housley@vigilsec.com> Wed, 22 December 2021 05:59 UTC

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From: Russ Housley <housley@vigilsec.com>
In-Reply-To: <20211221184313.8407B12108F@rfc-editor.org>
Date: Wed, 22 Dec 2021 00:59:08 -0500
Cc: Stefan Santesson <stefan@aaa-sec.com>, IETF PKIX <pkix@ietf.org>, tb@openbsd.org
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Subject: Re: [pkix] [Technical Errata Reported] RFC3779 (6792)
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This looks correct to me.  I think it should be approved.

Russ


> On Dec 21, 2021, at 1:43 PM, RFC Errata System <rfc-editor@rfc-editor.org> wrote:
> 
> The following errata report has been submitted for RFC3779,
> "X.509 Extensions for IP Addresses and AS Identifiers".
> 
> --------------------------------------
> You may review the report below and at:
> https://www.rfc-editor.org/errata/eid6792
> 
> --------------------------------------
> Type: Technical
> Reported by: Theo Buehler <tb@openbsd.org>
> 
> Section: Appendix B
> 
> Original Text
> -------------
>   30 3d                       Extension {
>      06 08 2b06010505070107     extnID        1.3.6.1.5.5.7.1.7
>      01 01 ff                   critical
>      04 2e                      extnValue {
>         30 2c                     IPAddrBlocks {
>            30 10                    IPAddressFamily {
>               04 03 0001 01           addressFamily: IPv4 Unicast
>                                       IPAddressChoice
>               30 09                     addressesOrRanges {
>                                           IPAddressOrRange
>                  03 02 00 0a                addressPrefix    10/8
>                                           IPAddressOrRange
>                  03 03 04 b010              addressPrefix    172.16/12
>                                         } -- addressesOrRanges
>                                     } -- IPAddressFamily
>            30 07                    IPAddressFamily {
>               04 03 0001 02           addressFamily: IPv4 Multicast
>                                       IPAddressChoice
>               05 00                     inherit from issuer
>                                     } -- IPAddressFamily
>            30 0f                    IPAddressFamily {
>               04 02 0002              addressFamily: IPv6
>                                       IPAddressChoice
>               30 09                     addressesOrRanges {
>                                           IPAddressOrRange
>                  03 07 00 200100000002      addressPrefix   2001:0:2/47
>                                         } -- addressesOrRanges
>                                     } -- IPAddressFamily
>                                   } -- IPAddrBlocks
>                                 } -- extnValue
>                                  } -- Extension
> 
> Corrected Text
> --------------
>   30 3d                       Extension {
>      06 08 2b06010505070107     extnID        1.3.6.1.5.5.7.1.7
>      01 01 ff                   critical
>      04 2e                      extnValue {
>         30 2c                     IPAddrBlocks {
>            30 10                    IPAddressFamily {
>               04 03 0001 01           addressFamily: IPv4 Unicast
>                                       IPAddressChoice
>               30 09                     addressesOrRanges {
>                                           IPAddressOrRange
>                  03 02 00 0a                addressPrefix    10/8
>                                           IPAddressOrRange
>                  03 03 04 ac10              addressPrefix    172.16/12
>                                         } -- addressesOrRanges
>                                     } -- IPAddressFamily
>            30 07                    IPAddressFamily {
>               04 03 0001 02           addressFamily: IPv4 Multicast
>                                       IPAddressChoice
>               05 00                     inherit from issuer
>                                     } -- IPAddressFamily
>            30 0f                    IPAddressFamily {
>               04 02 0002              addressFamily: IPv6
>                                       IPAddressChoice
>               30 09                     addressesOrRanges {
>                                           IPAddressOrRange
>                  03 07 00 200100000002      addressPrefix   2001:0:2/48
>                                         } -- addressesOrRanges
>                                     } -- IPAddressFamily
>                                   } -- IPAddrBlocks
>                                 } -- extnValue
>                                  } -- Extension
> 
> Notes
> -----
> b010 represents 176.16/12, the hex representation of 172 is ac, so it should be ac10.
> 
> The IPv6 addressPrefix in question is 2001:0:2/48, not 2001:0:2/47, as explained in the text before the example.
> 
> 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. 
> 
> --------------------------------------
> RFC3779 (draft-ietf-pkix-x509-ipaddr-as-extn-03)
> --------------------------------------
> Title               : X.509 Extensions for IP Addresses and AS Identifiers
> Publication Date    : June 2004
> Author(s)           : C. Lynn, S. Kent, K. Seo
> Category            : PROPOSED STANDARD
> Source              : Public-Key Infrastructure (X.509)
> Area                : Security
> Stream              : IETF
> Verifying Party     : IESG
> 
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