Linux · Security advisory · March 18, 2026

ELSA-2026-4828: Security update for 7 packages

ELSA-2026-4828, released March 18, 2026, fixes 6 CVEs across 7 products. None of them is reported as exploited. Patch Radar priority: Routine.

Routine
CVEs closed
6
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0040
34th percentile

Priority of the 6 CVEs

Patch now 0 Urgent 0 High 0 Routine 6

Fixed package versions

ProductReleaseFixed in
mysqlol 90:8.0.45-1.el9_7
mysql-commonol 90:8.0.45-1.el9_7
mysql-develol 90:8.0.45-1.el9_7
mysql-errmsgol 90:8.0.45-1.el9_7
mysql-libsol 90:8.0.45-1.el9_7
mysql-serverol 90:8.0.45-1.el9_7
mysql-testol 90:8.0.45-1.el9_7

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Routine CVE-2026-21964 mysql8.4: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Thread Pooling) 6.5 0.0040 None reported
Routine CVE-2026-21936 mysql-testsuite: Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB) 6.5 0.0040 None reported
Routine CVE-2026-21937 libmysqlclient24: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DDL) 6.5 0.0040 None reported
Routine CVE-2026-21941 mysql8.4: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer) 6.5 0.0040 None reported
Routine CVE-2026-21948 mysql8.4: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer) 6.5 0.0040 None reported
Routine CVE-2026-21968 galera: MariaDB is a multi-user, multi-threaded SQL database server that is binary compatible with MySQL 6.5 0.0031 None reported
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