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: Optimizer unspecified vulnerability (CPU Jan 2026) (CVE-2026-21941)
mysql: Optimizer unspecified vulnerability (CPU Jan 2026) (CVE-2026-21948)
mysql: InnoDB unspecified vulnerability (CPU Jan 2026) (CVE-2026-21936)
mysql: Optimizer unspecified vulnerability (CPU Jan 2026) (CVE-2026-21968)
mysql: DDL unspecified vulnerability (CPU Jan 2026) (CVE-2026-21937)
mysql: Thread Pooling unspecified vulnerability (CPU Jan 2026) (CVE-2026-21964)
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.