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Fedora 43: mod_md Important Apache HTTP Server Fix CVE-2025

Fedora 43: mod_md Important Apache HTTP Server Fix CVE-2025

Linuxsecurity •LinuxSecurity Advisories • December 17, 2025

This module manages common properties of domains for one or more virtual hosts. Specifically it can use the ACME protocol to automate certificate provisioning. Certificates will be configured for managed domains and their virtual hosts automatically, including at renewal. Update Information : This update includes the latest upstream release of mod_md, with various bug fixes and enhancements. See for more information. A fix for the security vulnerability CVE-2025-55753 is also included.

This module manages common properties of domains for one or more

virtual hosts. Specifically it can use the ACME protocol to automate

certificate provisioning. Certificates will be configured for managed

domains and their virtual hosts automatically, including at renewal.

This update includes the latest upstream release of mod_md, with various bug fixes and enhancements. See for more information. A fix for the security vulnerability CVE-2025-55753 is also included.

* Mon Dec 8 2025 Joe Orton - 1:2.6.7-1 - update to 2.6.7. * Fri Dec 5 2025 Joe Orton - 1:2.6.6-1 - update to 2.6.6 * Mon Sep 29 2025 Joe Orton - 1:2.6.2-1 - update to 2.6.2

* Mon Dec 8 2025 Joe Orton - 1:2.6.7-1 - update to 2.6.7. * Fri Dec 5 2025 Joe Orton - 1:2.6.6-1 - update to 2.6.6 * Mon Sep 29 2025 Joe Orton - 1:2.6.2-1 - update to 2.6.2

[ 1 ] Bug #2420213 - CVE-2025-55753 httpd: Apache HTTP Server: mod_md (ACME), unintended retry intervals [fedora-43]

[ 1 ] Bug #2420213 - CVE-2025-55753 httpd: Apache HTTP Server: mod_md (ACME), unintended retry intervals [fedora-43]

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-24282560e4' at the command line. For more information, refer to the dnf documentation available at

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