CVE-2024-21160 is a vulnerability in the InnoDB component of Oracle MySQL Server affecting versions 8.0.36 and prior, and 8.3.0 and prior. It allows a high-privileged attacker with network access to cause a denial of service by hanging or crashing the MySQL Server. The vulnerability has a CVSS 3.1 base score of 4.9, indicating a medium severity impact focused on availability.