Red Hat Security AdvisoryRHSA-2026:54580
OpenShift Container Platform 4.20.34 packages and security update
Released 2026-08-18 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat OpenShift Container Platform 4.20 openshift-clients-4.20.0-202608101541.p2.g1367d50.assembly.stream.el8, openshift-clients-4.20.0-202608101541.p2.g1367d50.assembly.stream.el9, openshift-clients-redistributable-4.20.0-202608101541.p2.g1367d50.assembly.stream.el8 +1
Fixes 1 record
Priority MEDIUM 47
The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label.
CVSS 3.1CRITICAL 9.6· Network · Low privileges · No interaction · EPSS 0.01834 · Published 2026-05-22 · Partial fix · 1.25.13, 1.26.6 +2 CWE-1289
