CVE-2019-2991: Canonical Ubuntu Linux

Medium severity, CVSS 5.5. EPSS: 2.5% chance of exploitation in the next 30 days.

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.017 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server as well as unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.0 Base Score 5.5 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H).

Affected products

• Canonical Ubuntu Linux: version 16.04 only; version 18.04 only; version 19.04 only; version 19.10 only
• Fedoraproject Fedora: version 29 only; version 30 only; version 31 only
• Netapp Active Iq Unified Manager: affected versions not specified
• Netapp Oncommand Insight: affected versions not specified
• Netapp Oncommand Workflow Automation: affected versions not specified
• Netapp Snapcenter: affected versions not specified
• Oracle MySQL: from 8.0.0, up to and including 8.0.17

Published 2019-10-16. Last modified 2026-06-17.