Red Hat Security AdvisoryRHSA-2026:89726
OpenShift Container Platform 4.18.59 bug fix and security update
Released 2026-10-27 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat OpenShift Container Platform 4.18 registry.redhat.io/openshift4/aws-kms-encryption-provider-rhel9, registry.redhat.io/openshift4/azure-kms-encryption-provider-rhel9, registry.redhat.io/openshift4/azure-service-rhel9-operator +47
Fixes 4 records
Priority MEDIUM 40
When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.0084 · Published 2026-05-07 · Partial fix · 0.53.0, 1.25.10 +1 CWE-835
Priority LOW 34
A flaw was found in the OpenShift console.
CVSS 3.1HIGH 7.7· Network · Low privileges · No interaction · EPSS 0.00438 · Published 2026-10-12 · Partial fix · 1792976642, 1791842061 +7 CWE-918
Priority LOW 34
The `insights-operator-gather` ClusterRole grants the operator's service account read access to secrets in the core API group with no namespace or resourceNames restriction — therefore, access to every secret in every na…
CVSS 3.1HIGH 7.7· Network · Low privileges · No interaction · EPSS 0.00446 · Published 2026-10-08 · Partial fix · 1792974936, 1791842870 +7 CWE-269
Priority LOW 32
On most platforms, Go uses the given system root certificates.
CVSS 3.1MEDIUM 6.8· Network · No auth · User interaction · EPSS 0.00396 · Published 2026-10-21 · Partial fix · 1.26.10, 1.27.3 CWE-299
