Postfix has released version 3.11.3 along with updates for its legacy branches 3.10.10, 3.9.11, and 3.8.17, addressing critical issues such as musl libc compilation breaks and signed integer overshift conditions. The update also includes fixes for an uninitialized value error in the collate.pl script and intermittent race conditions in automated testing. Server administrators are encouraged to apply the new build to ensure stable compilation and prevent false warnings during maintenance. The Postfix team emphasizes that proper compilation and testing can be done without downtime, allowing for smoother mail queue operations

Postfix 3.11.3 and 3.10.10, 3.9.11, 3.8.17 released

Postfix 3.11.3 and its legacy branches release essential patches that resolve musl libc compilation breaks and clean up deprecated test code. The update fixes two signed integer overshift conditions that could eventually trigger undefined behavior on modern processors. Viktor Dukhovni also squashes an uninitialized value error in the collate.pl script and addresses intermittent race conditions in automated testing. Server administrators should apply the new build to restore stable compilation and keep maintenance scripts running without false warnings.

Postfix 3.11.3 and 3.10.10, 3.9.11, 3.8.17 released @ Linux Compatible