Linux · Security advisory · January 20, 2026
RHSA-2026:4162: mysql8.4 security update
RHSA-2026:4162, released January 20, 2026, fixes 6 CVEs in mysql8.4 (version 8.4.8-1.el10_1). 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
| Product | Release | Fixed in |
|---|---|---|
| mysql8.4 | RHEL 10 | 8.4.8-1.el10_1 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| 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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