Oracle MySQL Server Denial-of-Service Vulnerability in Optimizer Component

A denial-of-service vulnerability has been identified in the MySQL Server product of Oracle MySQL, specifically in the Optimizer component. This issue affects MySQL Server versions 8.0.39 and prior, 8.4.2 and prior, and 9.0.1 and prior. The vulnerability is easily exploitable by a high-privileged attacker with network access through multiple protocols, allowing them to cause a hang or a frequently repeatable crash of the MySQL Server, leading to a complete denial-of-service condition.

Impact

Exploitation of this vulnerability can cause a complete denial-of-service condition on the MySQL Server, leading to a hang or a frequently repeatable crash.