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Fedora 43 ldns Important Update CVE-2026-10846 DoS Threat

fedora
Calendar Grey June 26, 2026
Dist Fedora Esm H88
Fedora 43 ldns update addresses critical CVE-2026-10846. Ensure system security with the latest upgrade guidance.
Update to 1.9.2 for CVE-2026-10846

Summary

ldns is a library with the aim to simplify DNS programming in C. All

low-level DNS/DNSSEC operations are supported. We also define a higher

level API which allows a programmer to (for instance) create or sign

packets.

Update Information:

Update to 1.9.2 for CVE-2026-10846

Topics%20covered

Topics Covered

security advisory denial of service fedora important ldns CVE-2026-10846

Change Log

* Thu Jun 11 2026 Paul Wouters - 1.9.2-1 - Update to 1.9.2 for CVE-2026-10846 (re-release upstream) * Wed Jun 10 2026 Paul Wouters - 1.9.0-8 - Fix for CVE-2026-10846 * Wed Jun 3 2026 Python Maint - 1.9.0-3 - Rebuilt for Python 3.15 * Fri Jan 16 2026 Fedora Release Engineering - 1.9.0-2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild

References

Fedora Update Notification FEDORA-2026-b33ba1aa06 2026-06-27 00:54:50.049628+00:00 Name : ldns Product : Fedora 43 Version : 1.9.2 Release : 1.fc43 URL : https://www.nlnetlabs.nl/ldns/ Summary : Low-level DNS(SEC) library with API Description : ldns is a library with the aim to simplify DNS programming in C. All low-level DNS/DNSSEC operations are supported. We also define a higher level API which allows a programmer to (for instance) create or sign packets.

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-b33ba1aa06' 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
important
Lowest
Low
Medium
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Critical

Name: ldns
Product: Fedora 43
Version: 1.9.2
Release: 1.fc43
URL: https://www.nlnetlabs.nl/ldns/
Summary: Low-level DNS(SEC) library with API

Topics%20covered

Topics Covered

security advisory denial of service fedora important ldns CVE-2026-10846

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