Percona XtraDB Cluster 5.7.44-31.65.12 (2026-07-20)

This release is part of MySQL 5.7 Post-EOL Support from Percona. The fixes are available to MySQL 5.7 Post-EOL Support from Percona customers.

This release includes fixes from Percona Server for MySQL 5.7.44-58 and Percona Server for MySQL 5.7.44-59.

Release information

The fixes ported to 5.7 are the following:

Bug#38712932: Group Replication applier pipeline validations.

Bug#38673285: Group Replication snapshot decode validations.

Bug#39040226: FTS index construction ignores memory limits.

Bug#35634700: Assertion failed in sql_planner: bool Optimize_table_order::greedy_search().

Bug#38928287: Crash inside of the query parser/planner/resolver.

PS-10953: Prevents a server hang when a large query is killed during parsing.

PS-10953: Fixes a memory leak during shutdown when replaying spatial-index MBR updates during recovery.

Fixes a regression introduced by these commits for both spatial indexes and Varchars.

Bug#25579578: INNODB: FAILING ASSERTION: !FIELD->PREFIX_LEN || FIELD->FIXED_LEN == FIELD->PREF

Bug#39129182: Mysqld Crash due to “Deadlock Detected!” Error

Bug#39116965: During connection setup, connection attribute parsing could read a length-encoded size field before verifying that the complete field was present in the packet, leading to an out-of-bounds read. A size check is now performed before reading the field.

Additional resources

Install Percona XtraDB Cluster

Percona XtraDB Cluster GitHub repository

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