Comment 47 for bug 241305

Revision history for this message
Martin Bogomolni (martinbogo) wrote : Re: [Bug 241305] Re: security.ubuntu.com not accessible in IPv6 (AAAA record missing in the DNS)

Solved for me.. seems to work.

On Mon, Apr 27, 2015 at 10:32 AM, Peter Brille <email address hidden> wrote:
> To me this looks solved, isn't it? IPv6 rules btw
>
> --
> You received this bug notification because you are a member of IPv6 Task
> Force, which is subscribed to a duplicate bug report (493754).
> https://bugs.launchpad.net/bugs/241305
>
> Title:
> security.ubuntu.com not accessible in IPv6 (AAAA record missing in the
> DNS)
>
> Status in The ubuntu.com website project:
> Fix Released
> Status in update-manager package in Ubuntu:
> Invalid
>
> Bug description:
> Dear,
>
> The apt source list for security update is by default configured to
> security.ubuntu.com.
>
> When you have a system using only IPv6 (and having not access to IPv4 via NAT-PT),
> security.ubuntu.com is only reachable in IPv4.
>
> It would be wise to configure an AAAA record to security.ubuntu.com to at least
> point to one of the many mirrors supporting IPv6 connectivity.
>
> That would avoid system running natively in IPv6 to lack by default the security
> update.
>
> Thanks a lot,
>
> Kind regards
>
> PS : I checked this as being a security vulnerability but this is more a configuration issue
> on the Ubuntu network infrastructure than a real security vulnerability:
>
>
> A DNS AAAA request :
>
>
> dig -t AAAA security.ubuntu.com
>
> ; <<>> DiG 9.4.1-P1 <<>> -t AAAA security.ubuntu.com
> ;; global options: printcmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 26872
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
>
> ;; QUESTION SECTION:
> ;security.ubuntu.com. IN AAAA
>
> ;; AUTHORITY SECTION:
> ubuntu.com. 3600 IN SOA ns1.canonical.com. hostmaster.canonical.com. 2008061805 10800 3600 604800 3600
>
> ;; Query time: 134 msec
> ;; SERVER: 127.0.0.1#53(127.0.0.1)
> ;; WHEN: Thu Jun 19 15:17:39 2008
> ;; MSG SIZE rcvd: 98
>
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