RHSA-2025:2883 - Security Advisory

Topic

An update for the mysql:8.0 module is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. 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

MySQL is a multi-user, multi-threaded SQL database server. It consists of the MySQL server daemon (mysqld) and many client programs and libraries.

Security Fix(es):

• mysql: Thread Pooling unspecified vulnerability (CPU Jan 2025) (CVE-2025-21521)

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux Server - AUS 8.2 x86_64

Fixes

• BZ - 2339270 - CVE-2025-21521 mysql: Thread Pooling unspecified vulnerability (CPU Jan 2025)

CVEs

• CVE-2025-21521

References

• https://access.redhat.com/security/updates/classification/#important