Description
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: FTS). Supported versions that are affected are 5.6.49 and prior, 5.7.31 and prior and 8.0.21 and prior. Easily exploitable vulnerability allows low 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 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Oracle | MySQL Server | 5.6.49 and prior, 5.7.31 and prior, 8.0.21 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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 11 | mariadb-10.5 | 1:10.5.8-1 | — |
| Debian 9 | mariadb-10.1 | 10.1.48-0+deb9u1 | DLA-2538-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | mariadb-10.3 | No fix yet | — |
| Ubuntu 20.04 LTS | mysql-8.0 | 8.0.22-0ubuntu0.20.04.2 | USN-4604-1 |
| Ubuntu 18.04 LTS | mariadb-10.1 | No fix yet | — |
| Ubuntu 18.04 LTS | mysql-5.7 | 5.7.32-0ubuntu0.18.04.1 | USN-4604-1 |
| Ubuntu 16.04 LTS | mariadb-10.0 +2 | No fix yet | — |
| Ubuntu 16.04 LTS | mysql-5.7 | 5.7.32-0ubuntu0.16.04.1 | USN-4604-1 |
| Ubuntu 14.04 LTS | mysql-5.5 | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | Judy | 1.0.5-18.module+el8+2765+cfa4f87b | RHSA-2020:5500 |
| RHEL 8 | galera | 25.3.31-1.module+el8.3.0+8843+3f4e42f6 | RHSA-2020:5500 |
| RHEL 8 | mariadb +12 | 3:10.3.27-3.module+el8.3.0+8972+5e3224e9 | RHSA-2020:5500 |
| RHEL 8 | mecab | 0.996-1.module+el8.0.0+3898+e09bb8de.9 | RHSA-2021:3590 |
| RHEL 8 | mecab-ipadic +1 | 2.7.0.20070801-16.module+el8.0.0+3898+e09bb8de | RHSA-2021:3590 |
| RHEL 8 | mysql +6 | 8.0.26-1.module+el8.4.0+12359+b8928c02 | RHSA-2021:3590 |
| RHEL 3 | rh-mariadb103-galera | 25.3.31-1.el7 | RHSA-2020:5246 |
| RHEL 3 | rh-mariadb103-mariadb +18 | 3:10.3.27-1.el7 | RHSA-2020:5246 |
| RHEL 3 | rh-mysql80-mysql +9 | 8.0.26-1.el7 | RHSA-2021:3811 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8.2 EUS | Judy | 1.0.5-18.module+el8+2765+cfa4f87b | RHSA-2020:5654 |
| RHEL 8.2 EUS | galera | 25.3.31-1.module+el8.2.0+8857+d5b3039b | RHSA-2020:5654 |
| RHEL 8.2 EUS | mariadb +12 | 3:10.3.27-3.module+el8.2.0+9158+b3fb2ef4 | RHSA-2020:5654 |
| RHEL 8.1 EUS | Judy | 1.0.5-18.module+el8+2765+cfa4f87b | RHSA-2020:5665 |
| RHEL 8.1 EUS | galera | 25.3.31-1.module+el8.1.0+8860+1543d51b | RHSA-2020:5665 |
| RHEL 8.1 EUS | mariadb +12 | 3:10.3.27-3.module+el8.1.0+9159+f0191ef0 | RHSA-2020:5665 |
| RHEL 8.0 E4S | Judy | 1.0.5-18.module+el8+2765+cfa4f87b | RHSA-2020:5663 |
| RHEL 8.0 E4S | galera | 25.3.31-1.module+el8.0.0+9239+73817dd5 | RHSA-2020:5663 |
| RHEL 8.0 E4S | mariadb +12 | 3:10.3.27-3.module+el8.0.0+9160+9822c5c7 | RHSA-2020:5663 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | Judy | 1.0.5-18.module_el8.5.0+2632+14ced695 | ALSA-2020:5500 |
| AlmaLinux 8 | mecab | 0.996-1.module_el8.4.0+2532+b8928c02.9 | ALSA-2021:3590 |
| AlmaLinux 8 | mecab-ipadic +1 | 2.7.0.20070801-16.module_el8.4.0+2532+b8928c02 | ALSA-2021:3590 |
| AlmaLinux 8 | mysql +6 | 8.0.26-1.module_el8.4.0+2532+b8928c02 | ALSA-2021:3590 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | Judy | 1.0.5-18.module+el8.4.0+427+adf35707 | RLSA-2020:5500 |
| Rocky Linux 8 | mecab | 0.996-1.module+el8.3.0+242+87d3366a.9 | RLSA-2021:3590 |
| Rocky Linux 8 | mecab-ipadic | 2.7.0.20070801-16.module+el8.3.0+242+87d3366a | RLSA-2021:3590 |
| Rocky Linux 8 | mysql | 8.0.26-1.module+el8.4.0+652+6de068a7 | RLSA-2021:3590 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP2 | mariadb | 10.4.17-3.6.1 | SUSE-SU-2020:3564-1 |
| SLES 15 SP2 | mariadb-connector-c | 3.1.11-3.22.2 | SUSE-SU-2020:3500-1 |
| SLES 15 SP1 | mariadb | 10.2.36-3.34.4 | SUSE-SU-2020:3500-1 |
| SLES 15 SP1 | mariadb-connector-c | 3.1.11-3.22.2 | SUSE-SU-2020:3500-1 |
| SLES 15 SP1 | mariadb104 | 10.4.30-150100.3.5.10 | SUSE-RU-2023:3956-1 |
| SLES 15 SP1 | python-mysqlclient | 1.4.6-150100.3.3.7 | SUSE-RU-2023:3956-1 |
| SLES 15 | mariadb | 10.2.36-3.34.4 | SUSE-SU-2020:3500-1 |
| SLES 15 | mariadb-connector-c | 3.1.11-3.22.2 | SUSE-SU-2020:3500-1 |
| SLES 12 SP5 | lz4 | 1.8.0-3.5.2 | SUSE-RU-2023:4991-1 |
| SLES 12 SP5 | mariadb | 10.2.36-3.33.1 | SUSE-SU-2020:3497-1 |
| SLES 12 SP5 | mariadb-connector-c | 3.1.11-2.19.1 | SUSE-SU-2020:3497-1, SUSE-RU-2023:4991-1 |
| SLES 12 SP5 | mariadb104 | 10.4.30-8.5.46 | SUSE-RU-2023:4991-1 |
| SLES 12 SP5 | python-mysqlclient | 1.3.14-8.9.2 | SUSE-RU-2023:4991-1 |
| SLES 12 SP4 | mariadb | 10.2.36-3.33.1 | SUSE-SU-2020:3497-1 |
| SLES 12 SP4 | mariadb-connector-c | 3.1.11-2.19.1 | SUSE-SU-2020:3497-1 |
Show 9 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP1 | mariadb104 | 10.4.30-150100.3.5.10 | SUSE-RU-2023:3956-1 |
| SLES for SAP 15 SP1 | python-mysqlclient | 1.4.6-150100.3.3.7 | SUSE-RU-2023:3956-1 |
| SLES for SAP 15 | mariadb | 10.2.36-3.34.4 | SUSE-SU-2020:3500-1 |
| SLES for SAP 15 | mariadb-connector-c | 3.1.11-3.22.2 | SUSE-SU-2020:3500-1 |
| SLES for SAP 12 SP5 | lz4 | 1.8.0-3.5.2 | SUSE-RU-2023:4991-1 |
| SLES for SAP 12 SP5 | mariadb | 10.2.36-3.33.1 | SUSE-SU-2020:3497-1 |
| SLES for SAP 12 SP5 | mariadb-connector-c | 3.1.11-2.19.1 | SUSE-SU-2020:3497-1, SUSE-RU-2023:4991-1 |
| SLES for SAP 12 SP5 | mariadb104 | 10.4.30-8.5.46 | SUSE-RU-2023:4991-1 |
| SLES for SAP 12 SP5 | python-mysqlclient | 1.3.14-8.9.2 | SUSE-RU-2023:4991-1 |
| SLES for SAP 12 SP4 | mariadb | 10.2.36-3.33.1 | SUSE-SU-2020:3497-1 |
| SLES for SAP 12 SP4 | mariadb-connector-c | 3.1.11-2.19.1 | SUSE-SU-2020:3497-1 |
| SLE HPC 15 SP1 | mariadb104 | 10.4.30-150100.3.5.10 | SUSE-RU-2023:3956-1 |
| SLE HPC 15 SP1 | python-mysqlclient | 1.4.6-150100.3.3.7 | SUSE-RU-2023:3956-1 |
| SLE HPC 15 | mariadb | 10.2.36-3.34.4 | SUSE-SU-2020:3500-1 |
| SLE HPC 15 | mariadb-connector-c | 3.1.11-3.22.2 | SUSE-SU-2020:3500-1 |
| SUSE OpenStack Cloud Crowbar 9 | mariadb | 10.2.36-3.33.1 | SUSE-SU-2020:3497-1 |
| SUSE OpenStack Cloud Crowbar 9 | mariadb-connector-c | 3.1.11-2.19.1 | SUSE-SU-2020:3497-1 |
| SUSE OpenStack Cloud 9 | mariadb | 10.2.36-3.33.1 | SUSE-SU-2020:3497-1 |
| SUSE OpenStack Cloud 9 | mariadb-connector-c | 3.1.11-2.19.1 | SUSE-SU-2020:3497-1 |
| SUSE OpenStack Cloud 7 | mariadb | 10.2.36-19.1 | SUSE-SU-2020:3625-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.2 | mariadb | 10.4.17-lp152.2.8.1 | openSUSE-SU-2020:2254-1 |
| openSUSE Leap 15.2 | mariadb-connector-c | 3.1.11-lp152.4.1 | openSUSE-SU-2020:2090-1 |
| openSUSE Leap 15.1 | mariadb | 10.2.36-lp151.2.18.1 | openSUSE-SU-2020:2149-1 |
| openSUSE Leap 15.1 | mariadb-connector-c | 3.1.11-lp151.3.15.1 | openSUSE-SU-2020:2149-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | mariadb | 10.5.8-r0 | — |
| Alpine v3.23 | mariadb | 10.5.8-r0 | — |
| Alpine v3.22 | mariadb | 10.5.8-r0 | — |
| Alpine v3.21 | mariadb | 10.5.8-r0 | — |
| Alpine v3.20 | mariadb | 10.5.8-r0 | — |
Show 10 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | mariadb | 10.5.8-r0 | — |
| Alpine v3.18 | mariadb | 10.5.8-r0 | — |
| Alpine v3.17 | mariadb | 10.5.8-r0 | — |
| Alpine v3.16 | mariadb | 10.5.8-r0 | — |
| Alpine v3.15 | mariadb | 10.5.8-r0 | — |
| Alpine v3.14 | mariadb | 10.5.8-r0 | — |
| Alpine v3.13 | mariadb | 10.5.8-r0 | — |
| Alpine v3.12 | mariadb | 10.4.17-r0 | — |
| Alpine v3.11 | mariadb | 10.4.17-r0 | — |
| Alpine v3.10 | mariadb | 10.3.27-r0 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | Judy +1 | 1.0.5-18.module+el8.1.0+5402+691bd77e | ELSA-2020-5500 |
| Oracle Linux 8 | asio-devel | 1.10.8-7.module+el8.1.0+5402+691bd77e | ELSA-2020-5500 |
| Oracle Linux 8 | galera | 25.3.31-1.module+el8.3.0+7885+7a81225f | ELSA-2020-5500 |
| Oracle Linux 8 | mariadb +12 | 3:10.3.27-3.module+el8.3.0+7885+7a81225f | ELSA-2020-5500 |
| Oracle Linux 8 | mecab | 0.996-1.module+el8.0.0+5253+1dce7bb2.9 | ELSA-2021-3590 |
| Oracle Linux 8 | mecab-ipadic +1 | 2.7.0.20070801-16.0.1.module+el8.0.0+5253+1dce7bb2 | ELSA-2021-3590 |
| Oracle Linux 8 | mysql +6 | 8.0.26-1.module+el8.4.0+20311+30d12931 | ELSA-2021-3590 |
Advisories 25
- ALSA-2020:5500 Important: mariadb:10.3 security, bug fix, and enhancement update AlmaLinux Security Advisories · Nov 2, 2026
- ALSA-2021:3590 Moderate: mysql:8.0 security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2021:3811 Red Hat Security Advisory: rh-mysql80-mysql security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2021:3590 Red Hat Security Advisory: mysql:8.0 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2020:5665 Red Hat Security Advisory: mariadb:10.3 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2020:5663 Red Hat Security Advisory: mariadb:10.3 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2020:5654 Red Hat Security Advisory: mariadb:10.3 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2020:5500 Red Hat Security Advisory: mariadb:10.3 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2020:5246 Red Hat Security Advisory: rh-mariadb103-mariadb and rh-mariadb103-galera security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- USN-4604-1 mysql-5.7, mysql-8.0 vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DLA-2538-1 mariadb-10.1 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RLSA-2021:3590 Moderate: mysql:8.0 security, bug fix, and enhancement update Rocky Linux Security Advisories · Feb 5, 2026
- RLSA-2020:5500 Important: mariadb:10.3 security, bug fix, and enhancement update Rocky Linux Security Advisories · Feb 4, 2026
- SUSE-SU-2020:3564-1 Security update for mariadb SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:3500-1 Security update for mariadb SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:2254-1 Security update for mariadb SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:2149-1 Security update for mariadb SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-RU-2023:4991-1 Recommended update for mariadb104 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:3625-1 Security update for mariadb SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:3497-1 Security update for mariadb SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-RU-2023:3956-1 Recommended update for mariadb104 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:2090-1 Security update for mariadb-connector-c SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2026-0205 Oracle MySQL: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jan 25, 2026
- ELSA-2021-3590 Moderate: mysql:8.0 security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Sep 23, 2021
- ELSA-2020-5500 Important: mariadb:10.3 security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Dec 18, 2020
References
- https://www.oracle.com/security-alerts/cpuoct2020.html
- https://security.netapp.com/advisory/ntap-20201023-0003/
- FEDORA-2020-eee64a579c vendor-advisory
- FEDORA-2020-4f9ee82bc5 vendor-advisory
- FEDORA-2020-53df1c05be vendor-advisory
- FEDORA-2020-561eed63ef vendor-advisory
- FEDORA-2020-b995eb2973 vendor-advisory
- FEDORA-2020-ac2d47d89a vendor-advisory
- [debian-lts-announce] 20210131 [SECURITY] [DLA 2538-1] mariadb-10.1 security update mailing-list
- GLSA-202105-27 vendor-advisory