GNU bug report logs - #48103
28.0.50; tls connection failing on invoking package-list-packages (and other operations)

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Message #14 received at 48103 <at> debbugs.gnu.org (full text, mbox):

From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: wilde <at> sha-bang.de
Cc: 48103 <at> debbugs.gnu.org
Subject: Re: bug#48103: 28.0.50; tls connection failing on invoking
 package-list-packages (and other operations)
Date: Tue, 04 May 2021 11:01:49 +0200

wilde <at> sha-bang.de writes:

> It turns out that setting 'gnutls-algorithm-priority to
> "normal:-vers-tls1.3" fixes the problem for me:
>   (setq gnutls-algorithm-priority "normal:-vers-tls1.3")
>
> The question that still remains is: why is this customization necessary?

It shouldn't be -- gnutls should degrade gracefully here, and your test
with gnutls-cli seems to indicate that it does.  So it sounds like
there's a bug in how Emacs interfaces with the gnutls library in this
situation.

> And why is it only necessary on this NetBSD system but on none of my
> GNU/Linux systems?

Perhaps the version of gnutls on NetBSD doesn't support TLS 1.3?

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no

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