Postfix stable release 3.5.10 and legacy releases 3.4.20, 3.3.17, 3.2.22

[An on-line version of this announcement will be available at]

The following fixes address null pointer bugs and a memory leak that have no potential for information loss or leaks, privilege escalation, or denial of service.

Fixed in Postfix 3.4 and 3.5:

Fixed in all supported Postfix releases:

You can find the updated Postfix source code at the mirrors listed at