Gnutls: rejects certificate chain with distributed trust

Summary

A vulnerability was found in GnuTLS, where a cockpit (which uses gnuTLS) rejects a certificate chain with distributed trust. This issue occurs when validating a certificate chain with cockpit-certificate-ensure. This flaw allows an unauthenticated, remote client or attacker to initiate a denial of service attack.

Timeline

1. Jan 16, 2024, 2:01 PM UTCCVE published
2. May 8, 2025, 6:37 PM UTCCISA SSVC assessment

   Exploitation: poc · Automatable: yes · Technical impact: partial

3. Oct 15, 2026, 12:17 AM UTCRecord last updated

Affected versions

• gnutls

  From 3.8.0 · fixed in 3.8.3

• gnutls

  Version range not reported

• gnutls

  Version range not reported

• odf4/cephcsi-rhel9

  Version range not reported

• odf4/mcg-core-rhel9

  Version range not reported

• odf4/mcg-operator-bundle

  Version range not reported

• odf4/mcg-rhel9-operator

  Version range not reported

• odf4/ocs-client-console-rhel9

  Version range not reported

• odf4/ocs-client-operator-bundle

  Version range not reported

• odf4/ocs-client-rhel9-operator

  Version range not reported

• odf4/ocs-metrics-exporter-rhel9

  Version range not reported

• odf4/ocs-operator-bundle

  Version range not reported

• odf4/ocs-rhel9-operator

  Version range not reported

• odf4/odf-cli-rhel9

  Version range not reported

• odf4/odf-console-rhel9

  Version range not reported

• odf4/odf-cosi-sidecar-rhel9

  Version range not reported

• odf4/odf-csi-addons-operator-bundle

  Version range not reported

• odf4/odf-csi-addons-rhel9-operator

  Version range not reported

• odf4/odf-csi-addons-sidecar-rhel9

  Version range not reported

• odf4/odf-multicluster-console-rhel9

  Version range not reported

• odf4/odf-multicluster-operator-bundle

  Version range not reported

• odf4/odf-multicluster-rhel9-operator

  Version range not reported

• odf4/odf-must-gather-rhel9

  Version range not reported

• odf4/odf-operator-bundle

  Version range not reported

• odf4/odf-rhel9-operator

  Version range not reported

• odf4/odr-cluster-operator-bundle

  Version range not reported

• odf4/odr-hub-operator-bundle

  Version range not reported

• odf4/odr-rhel9-operator

  Version range not reported

• odf4/rook-ceph-rhel9-operator

  Version range not reported

• openshift-logging/cluster-logging-operator-bundle

  Version range not reported

• openshift-logging/cluster-logging-rhel9-operator

  Version range not reported

• openshift-logging/elasticsearch6-rhel9

  Version range not reported

• openshift-logging/elasticsearch-operator-bundle

  Version range not reported

• openshift-logging/elasticsearch-proxy-rhel9

  Version range not reported

• openshift-logging/elasticsearch-rhel9-operator

  Version range not reported

• openshift-logging/eventrouter-rhel9

  Version range not reported

• openshift-logging/fluentd-rhel9

  Version range not reported

• openshift-logging/log-file-metric-exporter-rhel9

  Version range not reported

• openshift-logging/logging-curator5-rhel9

  Version range not reported

• openshift-logging/logging-loki-rhel9

  Version range not reported

• openshift-logging/logging-view-plugin-rhel9

  Version range not reported

• openshift-logging/loki-operator-bundle

  Version range not reported

• openshift-logging/loki-rhel9-operator

  Version range not reported

• openshift-logging/lokistack-gateway-rhel9

  Version range not reported

• openshift-logging/opa-openshift-rhel9

  Version range not reported

• openshift-logging/vector-rhel9

  Version range not reported

• gnutls

  Version range not reported

• cockpit

  Version range not reported

• gnutls

  Version range not reported

• cockpit

  Version range not reported

• gnutls

  Version range not reported

• cockpit

  Version range not reported

• cockpit

  Version range not reported

References 8