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Fedora 42 mysql8.0 Critical Update DoS Issues FEDORA-2026-b78d5204fe

fedora
Calendar Grey May 21, 2026
Dist Fedora Esm H88
MySQL 8.0.46 update fixes several flaws with critical severity affecting Fedora systems.
MySQL 8.0.46 Release notes: https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-46.html Known issue: s390x-specific issue - zlib with DFLTCC compressed pages with low KEY_BLOC...

Summary

MySQL is a multi-user, multi-threaded SQL database server. MySQL is a

client/server implementation consisting of a server daemon (mysqld)

and many different client programs and libraries. The base package

contains the standard MySQL client programs and generic MySQL files.

Update Information:

MySQL 8.0.46 Release notes: https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-46.html Known issue: s390x-specific issue - zlib with DFLTCC compressed pages with low KEY_BLOCK_SIZE values can cause ER_TOO_BIG_ROWSIZE errors in tables near the column count and their size limits. EOL notice: As of April 2026, with version 8.0.46, MySQL 8.0 reached End of Life (EoL).

Topics%20covered

Topics Covered

security advisory fedora critical DoS urgent mysql8.0

Change Log

* Wed Apr 22 2026 Michal Schorm - 8.0.46-1 - Rebase to 8.0.46

References


[ 1 ] Bug #2461062 - 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 ... mysql8.0: various flaws [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2461062

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-b78d5204fe' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
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Name: mysql8.0
Product: Fedora 42
Version: 8.0.46
Release: 1.fc42
URL: http://www.mysql.com
Summary: MySQL client programs and shared libraries

Topics%20covered

Topics Covered

security advisory fedora critical DoS urgent mysql8.0

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