Red Hat Security Advisory

RHSA-2026:74791

Gatekeeper v3.20.1 security update

Released 2026-10-01 · Red Hat rating Important · View on Red Hat →

Fixed in

Gatekeeper 3.20 registry.redhat.io/gatekeeper/gatekeeper-rhel9-operator

Fixes 2 records

TI-2026-24812 CVE-2026-32283 · GHSA-jrg3-gfjw-hm96

Unauthenticated TLS 1.3 KeyUpdate record can cause persistent connection retention and DoS in crypto/tls

MEDIUM 40

If one side of the TLS connection sends multiple key update messages post-handshake in a single record, the connection can deadlock, causing uncontrolled consumption of resources.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00632 Published 2026-04-08 Partial fix · 1.25.9, 1.26.2 CWE-770

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