Bug Fix
[IMPALA-5476] - Catalogd restart bring about metadata is out of sync
[IMPALA-9572] - Impalad crash when process decimal value
[IMPALA-9845] - Ant had a new release, so bootstrap_system.sh can't find the old one on Centos
[IMPALA-9952] - Invalid offset index in Parquet file
[IMPALA-10057] - TransactionKeepalive NoClassDefFoundError floods logs during JDBC_TEST/FE_TEST
[IMPALA-10257] - Hit DCHECK in HdfsParquetScanner::CheckPageFiltering in a CORE S3 build
[IMPALA-10310] - Couldn't skip rows in parquet file
[IMPALA-11296] - The executor has some resident threads that occupy CPU abnormally.
[IMPALA-11406] - Incorrect duration logged in "Authorization check took n ms"
[IMPALA-11444] - Wrong results in reading wide rows from ORC
[IMPALA-11648] - validate-java-pom-versions.sh should skip pom.xml in toolchain
[IMPALA-12102] - The JniUtil::GetJniExceptionMsg() method has the risk of memory leakage when handling JNI exceptions
[IMPALA-12565] - When executing pmod (anyNumber, 0), it will cause the executor to crash
[IMPALA-12755] - could not resolve artifact 'cdh-root:6.x-20220131.115617-21547795'
[IMPALA-12979] - Wildcard in CLASSPATH might not work in the RPM package
[IMPALA-12999] - Missing log4j.properties in the package
New Feature
[IMPALA-10262] - Linux Packaging Support
Improvement
[IMPALA-9577] - Use system_unsync time for Kudu test clusters
[IMPALA-10052] - Expose daemon health on /healthz endpoint for catalogd and statestored as well
[IMPALA-12288] - Avoiding building all the backend tests when running a packaging build

Full Changelog: https://impala.apache.org/docs/changelog-4.4.0.html