Description
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Optimizer). Supported versions that are affected are 8.0.16 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. CVSS 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Oracle | MySQL Server | 8.0.16 and prior | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | mecab | 0.996-1.module+el8.0.0+3898+e09bb8de.9 | RHSA-2019:2511 |
| RHEL 8 | mecab-ipadic +1 | 2.7.0.20070801-16.module+el8.0.0+3898+e09bb8de | RHSA-2019:2511 |
| RHEL 8 | mysql +6 | 8.0.17-3.module+el8.0.0+3898+e09bb8de | RHSA-2019:2511 |
| RHEL 3 | rh-mysql80-mysql +9 | 8.0.17-1.el7 | RHSA-2019:2484 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | mecab | 0.996-1.module_el8.4.0+2532+b8928c02.9 | ALSA-2019:2511 |
| AlmaLinux 8 | mecab-ipadic +1 | 2.7.0.20070801-16.module_el8.4.0+2532+b8928c02 | ALSA-2019:2511 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | mecab | 0.996-1.module+el8.3.0+242+87d3366a.9 | RLSA-2019:2511 |
| Rocky Linux 8 | mecab-ipadic | 2.7.0.20070801-16.module+el8.3.0+242+87d3366a | RLSA-2019:2511 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | mecab | 0.996-1.module+el8.0.0+5253+1dce7bb2.9 | ELSA-2019-2511 |
| Oracle Linux 8 | mecab-ipadic +1 | 2.7.0.20070801-16.0.1.module+el8.0.0+5253+1dce7bb2 | ELSA-2019-2511 |
| Oracle Linux 8 | mysql +6 | 8.0.17-3.module+el8.0.0+5253+1dce7bb2 | ELSA-2019-2511 |
Advisories 5
- ALSA-2019:2511 Important: mysql:8.0 security update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2019:2511 Red Hat Security Advisory: mysql:8.0 security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2019:2484 Red Hat Security Advisory: rh-mysql80-mysql security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RLSA-2019:2511 Important: mysql:8.0 security update Rocky Linux Security Advisories · Feb 4, 2026
- ELSA-2019-2511 Important: mysql:8.0 security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Aug 19, 2019