Red Hat Security AdvisoryRHSA-2026:83502
OpenShift Container Platform 4.20.43 bug fix and security update
Released 2026-10-20 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat OpenShift Container Platform 4.20 registry.redhat.io/openshift4/ose-cluster-kube-controller-manager-rhel9-operator, registry.redhat.io/openshift4/ose-cluster-storage-rhel9-operator, registry.redhat.io/openshift4/ose-cluster-version-rhel9-operator +13
Fixes 6 records
Priority MEDIUM 45
spdystream is a Go library for multiplexing streams over SPDY connections.
CVSS 4.0HIGH 8.7· Network · No auth · No interaction · EPSS 0.00656 · Published 2026-04-16 · Partial fix · 0.5.1 CWE-770
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 39
An incorrectly placed cast from bytes to int allowed for server-side panic in the AES-GCM packet decoder for well-crafted inputs.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00473 · Published 2026-05-22 · Partial fix · 0.52.0 CWE-704
Priority LOW 38
fast-uri serializes the port component of a URI without validating it.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00239 · Published 2026-09-02 · Partial fix · 2.4.6, 3.1.7 +1 CWE-116
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