In MySQL versions prior to 8.0.39, prior to 8.4.2, and prior to 9.0.1 a medium severity vulnerability CVE-2024-21238 was detected. This vulnerability allows attackers to cause the MySQL server to freeze or crash, preventing users from accessing their data and services. To fix this issue, users should upgrade MySQL to versions 8.0.40, 8.4.3, or 9.0.2. For more details, visit https://nvd.nist.gov/vuln/detail/cve-2024-21238.