CVE-2022-21539: 
MySQL vulnerability analysis and mitigation

A vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB) affects versions 8.0.29 and prior. This difficult-to-exploit vulnerability (CVE-2022-21539) was disclosed as part of Oracle's July 2022 Critical Patch Update (Oracle CPU).

The vulnerability has been assigned a CVSS v3.1 Base Score of 5.0 (Medium severity) with the following vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L. The vulnerability requires network access via multiple protocols and can be exploited by an attacker with low privileges (NVD, NetApp Advisory).

Successful exploitation of this vulnerability can result in unauthorized update, insert or delete access to some MySQL Server accessible data, unauthorized read access to a subset of MySQL Server accessible data, and unauthorized ability to cause a partial denial of service of MySQL Server (NVD).

Oracle has released patches for this vulnerability in MySQL version 8.0.30. Users are strongly recommended to update to this version or later. Various vendors have also released patches for their products that incorporate MySQL, including NetApp's Active IQ Unified Manager, OnCommand Insight, OnCommand Workflow Automation, and SnapCenter (NetApp Advisory).