Percona XtraDB Cluster 5.7.44-31.65.5 (2025-01-28)¶

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.

We recommend upgrading to MySQL 8.0 or staying on 5.7; we’ll support you.

Release information¶

Percona XtraDB Cluster 5.7.44-31.65.4 contains the following fixes.

Bug ID(s)	Details
Bug #36492114	Some optimizer hint combinations did not function correctly.
Bug #36593265	The AES_ENCRYPT() function returned incorrect results in some cases.
Bug #36684463	The internal function `my_convert_internal()` unexpectantly returned a pointer at times instead of the value.
Bug #36816986	While dumping tablespaces, `mysqldump` did not properly escape certain SQL statements in its output. Additionally, the tool now encloses the following identifiers within backticks: `LOGFILE GROUP`, `TABLESPACE`, and `ENGINE`.
Bug #36377685, WL #16482	The mysql client now has a new option, `--system-command`. This option controls whether the system client command is enabled or disabled. By default, it is enabled. To disable it, use `--system-command=OFF` or `--skip-system-command`. This change was made to address a security vulnerability
Bug #36210202	An issue related to FTS comparisons has been resolved.
Bug #35507223	This fix prevents out-of-bounds memory access that could have occurred due to an issue with the ulong bitmask.

Bug Fix	Details
Bug #36559642	The server would unexpectedly exit when dropping an index and creating a full-text index in the same transaction.
Bug #36600203	A memory leak in the MySQL client has been fixed.
Bug #36871927	The `DATABASE()` function now returns the correct output when used in `UNION` queries. The output from `DATABASE()` was truncated in earlier versions.