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Fedora 42: mysql8.4 Important CPU Threats CVE-2025-53040 2026

Linuxsecurity •LinuxSecurity Advisories • January 20, 2026

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 8.4.7 Release notes:

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.

MySQL 8.4.7 Release notes:

* Tue Dec 2 2025 David Abdurachmanov - 8.4.7-5 - Disable numactrl and libquadmath on risc-v - Disable ld.gold on risc-v - Add list of skipped tests for risc-v * Fri Nov 21 2025 Michal Schorm - 8.4.7-4 - Bump release for tmpfiles.d fixup * Thu Nov 20 2025 Michal Schorm - 8.4.7-3 - Bump release for tmpfiles.d fixup * Mon Nov 3 2025 Nikola Davidova - 8.4.7-2 - Bump release for tmpfiles.d change * Thu Oct 30 2025 Pavol Sloboda - 8.4.7-1 - Rebase to 8.4.7 * Mon Oct 27 2025 Lukas Javorsky - 8.4.6-4 - Revert to soft static allocation of MariaDB and MySQL sysusers.d files * Tue Aug 26 2025 Pavol Sloboda - 8.4.6-3 - Bump release for package rebuild * Wed Aug 6 2025 Franti\u0161ek Zatloukal - 8.4.6-2 - Rebuilt for icu 77.1 * Thu Jul 24 2025 Pavol Sloboda - 8.4.6-1 - Rebase to 8.4.6

[ 1 ] Bug #2406217 - CVE-2025-53040 CVE-2025-53042 CVE-2025-53044 CVE-2025-53045 CVE-2025-53053 CVE-2025-53054 CVE-2025-53062 CVE-2025-53069 mysql8.4: CPU Oct 2025 [fedora-all]

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-942d35ff10' at the command line. For more information, refer to the dnf documentation available at

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

MySQL 8.0.44 and 8.4.7 Security Advisories Released MySQL has released important advisories for versions 8.0.44 and 8.4.7 due to critical vulnerabilities. Users of these versions are advised to update their systems to mitigate potential threats. The advisories detail the server's architecture and the importance of maintaining updated client programs and libraries. 2 sources 12

Extracted Entities

CVEs (8)

CVE-2025-53040 CVE-2025-53042 CVE-2025-53044 CVE-2025-53045 CVE-2025-53053 CVE-2025-53054 CVE-2025-53062 CVE-2025-53069