Ubuntu USN · USN-8363-2

MySQL vulnerabilities

Published: Wed, 03 Jun 2026 07:43

CVE-2026-22005CVE-2026-22002CVE-2026-34319CVE-2026-34303CVE-2026-34278CVE-2026-34304CVE-2026-34270CVE-2026-22015CVE-2026-34317CVE-2026-35238CVE-2026-34293CVE-2026-22001CVE-2026-35240CVE-2026-34276CVE-2026-22017CVE-2026-35236CVE-2026-22004CVE-2026-34308CVE-2026-34318CVE-2026-22009CVE-2026-21998CVE-2026-35239CVE-2026-35237CVE-2026-34271CVE-2026-34267

Summary

Several security issues were fixed in MySQL.

Details

USN-8363-1 fixed several vulnerabilities in MySQL. This update provides the corresponding fixes for MySQL on Ubuntu 20.04 LTS. Original advisory details: Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to 8.0.46 in Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. Ubuntu 25.10 and Ubuntu 26.04 LTS have been updated to MySQL 8.4.9. In addition to security fixes, the updated packages contain bug fixes, new features, and possibly incompatible changes. Please see the following for more information: https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-46.html https://dev.mysql.com/doc/relnotes/mysql/8.4/en/news-8-4-9.html https://www.oracle.com/security-alerts/cpuapr2026.html

Recommended actions per Ubuntu release

StackPatch playbook auto-generated per release codename and per affected package.

Ubuntu focal

mysql-8.0→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y mysql-8.0
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
libmysqlclient-dev→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y libmysqlclient-dev
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
libmysqlclient21→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y libmysqlclient21
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
mysql-client→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y mysql-client
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
mysql-client-8.0→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y mysql-client-8.0
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
mysql-client-core-8.0→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y mysql-client-core-8.0
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
mysql-router→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y mysql-router
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
mysql-server→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y mysql-server
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
mysql-server-8.0→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y mysql-server-8.0
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
mysql-server-core-8.0→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y mysql-server-core-8.0
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
mysql-source-8.0→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y mysql-source-8.0
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
mysql-testsuite→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y mysql-testsuite
```
Most apt upgrades restart their service automatically. needrestart lists anything else.
mysql-testsuite-8.0→8.0.46-0ubuntu0.20.04.1+esm2apt_upgrade
Standard apt upgrade. Install 8.0.46-0ubuntu0.20.04.1+esm2 from the apt repo.
```
sudo apt-get update
sudo apt-get install --only-upgrade -y mysql-testsuite-8.0
```
Most apt upgrades restart their service automatically. needrestart lists anything else.

Are YOU affected by USN-8363-2?

5-second check on your actual server. Reads /etc/os-release, uname -r, and dpkg-query; matches against the live USN + Debian Security Tracker feeds; tells you whether USN-8363-2 (and any other live CVE) applies. Anonymous, no signup.

curl https://mindsparkstack.com/scan.sh | bash

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