Eli Zaretskii <eliz@gnu.org> schrieb am So., 4. Feb. 2018 um 17:30 Uhr:

> > From: Neil Okamoto <neil.okamoto@gmail.com>
> > Date: Sat, 3 Feb 2018 19:13:03 -0800
> >
> > elpa.gnu.org seems to be malformed in a way that causes some SSL
> analyzers to warn about “extra certs”.
> >
> > For instance https://www.ssllabs.com/ssltest/analyze.html?d=elpa.gnu.org
> reports
> >
> > Certificates provided | 3 (3732 bytes)
> > Chain issues | Incorrect order, Extra certs
> >
> > And of the three certificates found, it appears certificate[0] and
> certificate[1] are identical. Is the duplication
> > considered "out of order?”
> >
> > Because indeed, on older variants of Ubuntu where gnutls-cli v2.12.23 is
> in use (this is the case for the
> > container infrastructure on Travis CI), we have this:
> >
> > # gnutls-cli -v
> > gnutls-cli (GnuTLS) 2.12.23
> > Packaged by Debian (2.12.23-12ubuntu2.8)
> > Copyright (C) 2012 Free Software Foundation, Inc.
> > License GPLv3+: GNU GPL version 3 or later <
> http://gnu.org/licenses/gpl.html>.
> > This is free software: you are free to change and redistribute it.
> > There is NO WARRANTY, to the extent permitted by law.
>
> Isn't this an awfully old version of GnuTLS?
>

It is the version shipped with the current LTS version of Ubuntu:
https://packages.ubuntu.com/trusty/gnutls-bin


>
> > It’s causing me to introduce workarounds, such as downloading a newer
> gnutls source package and
> > compiling it locally in the Travis CI build. I would really prefer not
> to do this. It adds unnecessary time and
> > complexity to the CI setup for some Emacs packages, and (conversely) one
> can imagine other Emacs
> > package maintainers may be avoiding the complexity by not implementing
> CI for their projects.
> >
> > Can someone more knowledgable about the standards, the evolution of
> gnutls since 2.12, and the server
> > configuration of elope.gnu.org please weigh in on this?
>
> I'm not such an expert on this, but in general, security assumes
> latest versions of related software and databases.
>
>
Security requires *patched* versions, not *updated* versions. That's a big
difference. Ubuntu LTS gets security patches until the end of its lifetime,
but no bug fixes or new features. The security patches only fix
vulnerabilities.