Red Hat Security Advisory

RHSA-2026:6391

mysql:8.4 security update

Released 2026-04-01 · Red Hat rating Moderate · View on Red Hat →

Fixed in

Red Hat Enterprise Linux AppStream (v. 8) mecab-0.996-2.module+el8.10.0+23550+bd321b9a.aarch64::mysql:8.4, mecab-0.996-2.module+el8.10.0+23550+bd321b9a.ppc64le::mysql:8.4, mecab-0.996-2.module+el8.10.0+23550+bd321b9a.s390x::mysql:8.4 +39

TI-2026-17667 CVE-2026-21968 · GHSA-3wrf-gw7c-pqjp

LOW 29

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer).

CVSS 3.1MEDIUM 6.5 Network Low privileges No interaction EPSS 0.00308 Published 2026-01-20 Partial fix

TI-2026-17663 CVE-2026-21964 · GHSA-jjjh-9j5x-gr7x

LOW 23

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Thread Pooling).

CVSS 3.1MEDIUM 4.9 Network High privileges No interaction EPSS 0.00404 Published 2026-01-20 Fixed

TI-2026-17648 CVE-2026-21948 · GHSA-m9j9-cmf2-wc4j

LOW 23

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer).

CVSS 3.1MEDIUM 4.9 Network High privileges No interaction EPSS 0.00401 Published 2026-01-20 Fixed CWE-400

TI-2026-17641 CVE-2026-21941 · GHSA-833x-x4qj-r9cv

LOW 23

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer).

CVSS 3.1MEDIUM 4.9 Network High privileges No interaction EPSS 0.00401 Published 2026-01-20 Fixed CWE-400

TI-2026-17637 CVE-2026-21937 · GHSA-8rqc-9qph-j7v9

LOW 23

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DDL).

CVSS 3.1MEDIUM 4.9 Network High privileges No interaction EPSS 0.00401 Published 2026-01-20 Fixed

TI-2026-17636 CVE-2026-21936 · GHSA-p9xq-rj46-p3r9

LOW 23

Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB).

CVSS 3.1MEDIUM 4.9 Network High privileges No interaction EPSS 0.00401 Published 2026-01-20 Fixed