Postfix is a mail server which is alternative to the widely-used Sendmail program. on
May 15, 2016 Postfix stable release 3.1.1 is available, as well as legacy releases 3.0.5, 2.11.8, and 2.10.10.
The Milter “replace sender” (SMFIR_CHGFROM) request lost an address that was added with sender_bcc_maps, resulting in a “rcpt count mismatch” warning. Reported by JÃrg Backschues. This defect was introduced with Postfix 2.6.
The “bad filetype” example in the header_checks(5) manpage falsely rejected Content- headers with “name=”example”; x-apple-part-url=”example.com””. Reported by Cedric Knight. This defect was introduced with Postfix 2.6.