Exploit/Advisories

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Ubuntu Security Notice USN-5823-2
January 24, 2023

mysql-5.7 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 ESM

Summary:

Several security issues were fixed in MySQL.

Software Description:
- mysql-5.7: MySQL database

Details:

USN-5823-1 fixed a vulnerability in MySQL. This update provides
the corresponding update for Ubuntu 16.04 ESM.

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 MySQL 5.7.41.

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/5.7/en/news-5-7-41.html
https://www.oracle.com/security-alerts/cpujan2023.html

Update instructions:

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

Ubuntu 16.04 ESM:
mysql-server-5.7 5.7.41-0ubuntu0.16.04.1+esm1

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-5823-2
https://ubuntu.com/security/notices/USN-5823-1
CVE-2023-21840

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