RHSA-2025:19584 — Security Advisory

Red Hat Security Advisory: galera and mariadb security update

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Severity

Moderate

Red Hat Product Security

RHEL 9

Products

Official CSAF product identity

Published · November 4, 2025

Updated · October 14, 2026

Topic

An update for multiple packages is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Galera is a fast synchronous multimaster wsrep provider (replication engine) for transactional databases and similar applications. For more information about wsrep API see https://github.com/codership/wsrep-API repository. For a description of Galera replication engine see https://www.galeracluster.com web.

Security Fix(es):

mysql: High Privilege Denial of Service Vulnerability in MySQL Server (CVE-2025-21490)
mariadb: MariaDB Server Crash Due to Empty Backtrace Log (CVE-2023-52969)
mariadb: MariaDB Server Crash via Item_direct_view_ref (CVE-2023-52970)
mysql: mysqldump unspecified vulnerability (CPU Apr 2025) (CVE-2025-30722)
mysql: InnoDB unspecified vulnerability (CPU Apr 2025) (CVE-2025-30693)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.