CLSA-2025-1753374470 dovecot: Fix of CVE-2024-23184

CVE-2024-23184: restrict address headers to mitigate excessive CPU usage and prevent potential DoS attacks...

Fedora 25 : 1:dovecot (2016-daf90926d4)

Fixed crash in auth process when auth-policy was configured and authentication was aborted/failed without a username set. - director: If two users had different tags but the same hash, the users may have been redirected to the wrong tag's hosts. - Index files may have been thought incorrectly...