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Ubuntu 20.04 LTS MySQL Important Security Issues USN-8363-2

ubuntu
Calendar Grey June 3, 2026
Dist Ubuntu Esm H88
Critical updates for MySQL address multiple security issues in Ubuntu 20.04 LTS, enhancing database security.
Several security issues were fixed in MySQL.

Summary

Several security issues were fixed in MySQL.

Software Description:

- mysql-8.0: MySQL database

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

Topics%20covered

Topics Covered

security advisory MySQL Ubuntu important multiple issues database

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS
  mysql-server-8.0                8.0.46-0ubuntu0.20.04.1+esm2
                                  Available with Ubuntu Pro

This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.

References

https://ubuntu.com/security/notices/USN-8363-2

https://ubuntu.com/security/notices/USN-8363-1

CVE-2026-21998, CVE-2026-22001, CVE-2026-22002, CVE-2026-22004,

CVE-2026-22005, CVE-2026-22009, CVE-2026-22015, CVE-2026-22017,

CVE-2026-34267, CVE-2026-34270, CVE-2026-34271, CVE-2026-34276,

CVE-2026-34278, CVE-2026-34293, CVE-2026-34303, CVE-2026-34304,

CVE-2026-34308, CVE-2026-34317, CVE-2026-34318, CVE-2026-34319,

CVE-2026-35236, CVE-2026-35237, CVE-2026-35238, CVE-2026-35239,

CVE-2026-35240

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-8363-2

Topics%20covered

Topics Covered

security advisory MySQL Ubuntu important multiple issues database

Package Information

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