Red Hat Security Advisory

RHSA-2026:29835

OpenShift Container Platform 4.21.22 security and extras update

Released 2026-06-30 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat OpenShift Container Platform 4.21 registry.redhat.io/openshift4/ose-smb-csi-driver-rhel9

TI-2026-27599 CVE-2026-35469 · GHSA-pc3f-x583-g7j2

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