# Apache Airflow 2.4.3 — Release & Upgrade Intelligence
- **Product:** Apache Airflow (https://airflow.apache.org)
- **Version:** 2.4.3
- **Released:** Nov 14, 2022
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/airflow/updates/2.4.3/

## Executive Summary (TL;DR)
Apache Airflow 2.4.3. Source highlight: Fix double logging with some task logging handler (#27591)

## New Features
- Add missed import in the Trigger Rules example (#27309)
- Add ``kerberos`` environment variables to the docs (#27028)

## Bug Fixes
- Fix double logging with some task logging handler (#27591)
- Replace FAB url filtering function with Airflow's (#27576)
- Fix mini scheduler expansion of mapped task  (#27506)
- ``SLAMiss`` is nullable and not always given back when pulling task instances (#27423)
- Fix behavior of ``_`` when searching for DAGs (#27448)
- Fix getting the ``dag/task`` ids from BaseExecutor (#27550)