MySQL Server Vulnerability in Oracle MySQL: DDL Component Issue

CVE-2025-21499

Summary

This vulnerability affects the MySQL Server product of Oracle MySQL, specifically in the DDL component. It allows an attacker with high privileges and network access through various protocols to exploit the vulnerability. Successful exploitation can lead to the MySQL Server hanging or crashing repeatedly, resulting in a complete Denial of Service (DoS). The affected versions include 8.4.3 and earlier, as well as 9.1.0 and earlier, necessitating an immediate review of security measures by database administrators.

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