Red Hat Security Advisory

RHSA-2026:28198

Assisted Installer RHEL 8 components for Multicluster Engine for Kubernetes 2.6.12

Released 2026-06-23 · Red Hat rating Important · View on Red Hat →

Fixed in

multicluster engine for Kubernetes 2.6 registry.redhat.io/multicluster-engine/assisted-installer-agent-rhel8, registry.redhat.io/multicluster-engine/assisted-installer-controller-rhel8, registry.redhat.io/multicluster-engine/assisted-installer-rhel8 +1

Fixes 2 records

TI-2026-27208 CVE-2026-34986 · GHSA-78h2-9frx-2jm8

Go JOSE affect by a panic in JWE decryption

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

TI-2026-24809 CVE-2026-32280 · GHSA-m4pr-4j3g-9v7v

Unexpected work during chain building in crypto/x509

MEDIUM 40

During chain building, the amount of work that is done is not correctly limited when a large number of intermediate certificates are passed in VerifyOptions.Intermediates, which can lead to a denial of service.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00626 Published 2026-04-08 Partial fix · 1.25.9, 1.26.2 CWE-770