Postfix 3.4.29 → 3.5.28

1 release · 0 breaking changes · 0 security fixes · 1 advisory fixed

0security0breaking0deprecated0feature0fix

Is 3.4.29 affected? · What changed up to 3.11.7

Vulnerabilities fixed by this upgrade

5.3 CVE-2023-51764 Postfix through 3.8.5 allows SMTP smuggling unless configured with smtpd_data_restrictions=reject_unauth_pipelining and smtpd_discard_ehlo_keywords=chunking (or certain other options that exist in…

Breaking changes

None in the release notes.

Security changes

None in the release notes.

Every release in between

3.5.28 Sep 8, 2026 Release notes ↗