postfix-3.11.2

[Bruce Dubbs]

New point version.

[Douglas R. Reno]

This one is now a security release:

Hi,

On Mon, May 04, 2026 at 05:35:38PM +0100, Sam James wrote:
> The most significant one here seems to be the first entry under "Fixed
> in Postfix 3.8, 3.9, 3.10:".
[...]
> Fixed in Postfix 3.8, 3.9, 3.10:
>
>   * Bugfix (defect introduced: Postfix 2.3, date: 20050323): buffer
>     over-read when Postfix an enhanced status code is not followed
>     by other text. For example, "5.7.2" without text after the
>     three-number code. This CANNOT be triggered with an SMTP or
>     LMTP server response; is confirmed with an access(5) table and
>     likely with a policy server response; can possibly be triggered
>     with pipe-to-command output, header_checks(5), body_checks(5),
>     an error(8) transport in transport_maps, or a milter response;
>     and is confirmed with a DNSBL server TXT response while Postfix
>     is configured with "$rbl_code $rbl_text" in rbl_reply_maps or
>     default_rbl_reply. This could result in process termination.
>     Problem reported by Kamil Frankowicz.

This one got https://www.cve.org/CVERecord?id=CVE-2026-43964 assigned.

Regards,
Salvatore

[Joe Locash]

Changes: ​https://www.postfix.org/announcements/postfix-3.11.2.html

Fixed at 6a0938f092. Leaving open for SA.

[Douglas R. Reno]

SA-13.0-084 issued