[exim/exim] [Bug]: ${utf8_domain_to_alabel:} doe not validate result (Issue #3226)

jgh via Exim-dev <[email protected]> Thu, 14 May 2026 15:20:50 +0100
Newsgroups gmane.mail.exim.devel
Message-ID <exim/exim/issues/[email protected]>
What is the problem environment ?
---------------------------------

commit hash 1b3209b

What happened?
--------------

Fed with \xe2 \x80 \80 (which is a space-class thing) it returns a space.
This is unfortunate in a domain, and not legitimate per IDNA2008

Relevant log output
-------------------

No response

---
View it on Exim Forgejo ( https://code.exim.org/exim/exim/issues/3226 ) or reply to this email directly.