Red Hat Security AdvisoryRHSA-2026:20034
OpenShift Container Platform 4.21.17 bug fix and security update
Released 2026-05-26 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat OpenShift Container Platform 4.21 registry.redhat.io/openshift4/ose-agent-installer-ui-rhel9, registry.redhat.io/openshift4/ose-aws-ebs-csi-driver-rhel9, registry.redhat.io/openshift4/ose-cluster-api-rhel9 +15
Fixes 6 records
Priority HIGH 77
xmldom is a pure JavaScript W3C standard-based (XML DOM Level 2 Core) `DOMParser` and `XMLSerializer` module.
CVSS 4.0HIGH 8.7· Network · No auth · No interaction · EPSS 0.00565 · Published 2026-05-07 · Partial fix · 0.8.13, 0.9.10 CWE-91
Priority MEDIUM 49
gRPC-Go is the Go language implementation of gRPC.
CVSS 3.1CRITICAL 9.1· Network · No auth · No interaction · EPSS 0.01619 · Published 2026-03-20 · Partial fix · 1.79.3 CWE-285
Priority MEDIUM 46
Immutable.js provides many Persistent Immutable data structures.
CVSS 4.0HIGH 8.7· Network · No auth · No interaction · EPSS 0.0099 · Published 2026-03-06 · Partial fix · 3.8.3, 4.3.7 +2 CWE-1321
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
Go JOSE provides an implementation of the Javascript Object Signing and Encryption set of standards in Go, including support for JSON Web Encryption (JWE), JSON Web Signature (JWS), and JSON Web Token (JWT) standards.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00663 · Published 2026-04-06 · Partial fix · 4.1.4, 3.0.5 CWE-248
Priority LOW 20
tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files.
CVSS 3.1MEDIUM 4.3· Network · No auth · User interaction · EPSS 0.00443 · Published 2025-10-29 · Partial fix · 1.24.8, 1.25.2