Red Hat Security Advisory

RHSA-2026:53402

ldns security update

Released 2026-08-11 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat Enterprise Linux AppStream EUS (v. 10.0) ldns-1.8.3-18.el10_0.1
Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0) perl-ldns-1.8.3-18.el10_0.1, python3-ldns-1.8.3-18.el10_0.1

Fixes 1 record

TI-2026-09311 CVE-2026-10846 · GHSA-x77r-8q36-8529

Insufficient verification that responses belong to a query

LOW 35

NLnet Labs ldns 1.2.0 up to and including versions 1.9.0, when used in applications as (stub) resolver over UDP, lacks matching the query destination address and port with the response source address and port.

CVSS 4.0HIGH 8.2 Network No auth No interaction EPSS 0.00147 Published 2026-06-10 Partial fix · 1.9.1 CWE-346