build1 distinct publisher
Dovecot's 2.4 settings refactor drops the SQL escape its own passdb asked for
The advisory pins CVE-2026-24031 on admins who cleared auth_username_chars, but a source comparison of 2.4.2 and 2.4.3 traces it to a regression in the settings layer. That is why the fix is a package, not a config edit.
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