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Alerts This Week
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Ubuntu 20.04 LTS MySQL Critical Security Fix USN-8006-1 CVE-2025-53040

ubuntu
Calendar Grey February 4, 2026
Dist Ubuntu Esm H88
Critical updates for MySQL in Ubuntu 20.04 include several security issue fixes. Update recommended to ensure security.
Several security issues were fixed in MySQL.

Summary

Several security issues were fixed in MySQL.

Software Description:

- mysql-8.0: MySQL database

Details:

Multiple security issues were discovered in MySQL and this update includes

a new upstream MySQL version to fix these issues.

MySQL has been updated to 8.0.45 in Ubuntu 20.04 LTS.

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-8-0-45.html

https://www.oracle.com/security-alerts/cpujan2026.html

Topics%20covered

Topics Covered

security advisory security issue critical MySQL remote access Ubuntu

Update Instructions

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

Ubuntu 20.04 LTS
  mysql-server-8.0                8.0.45-0ubuntu0.20.04.1+esm2
                                  Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-8006-1

CVE-2025-53040, CVE-2025-53042, CVE-2025-53044, CVE-2025-53045,

CVE-2025-53053, CVE-2025-53054, CVE-2025-53062, CVE-2025-53069,

CVE-2026-21936, CVE-2026-21937, CVE-2026-21941, CVE-2026-21948,

CVE-2026-21964, CVE-2026-21968

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-8006-1

Topics%20covered

Topics Covered

security advisory security issue critical MySQL remote access Ubuntu

Package Information

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