Denial of Service via invalid WebSocket permessage-deflate extension parameter
Summary
Denial of Service via invalid WebSocket permessage-deflate extension parameter. Red Hat rates this important (CVSS 7.5). Weakness: CWE-248. Affected package(s): cluster-observability-operator/troubleshooting-panel-console-plugin-pf6-rhel9:1782839996, rhoai/odh-dashboard-rhel8:1774282136, nodejs:22, cryostat/cryostat-openshift-console-plugin-rhel9:4.2.0, cluster-observability-operator/logging-console-plugin-pf5-rhel9:1782840539, rhdh/rhdh-hub-rhel9:1776784286. Resolved in Red Hat advisory RHSA-2026:13826 — update the affected packages (`sudo dnf update`).
- cluster-observability-operator/troubleshooting-panel-console-plugin-pf6-rhel9:1782839996
- rhoai/odh-dashboard-rhel8:1774282136
- nodejs:22-9070020260401095228.rhel9
- cryostat/cryostat-openshift-console-plugin-rhel9:4.2.0-9
- cluster-observability-operator/logging-console-plugin-pf5-rhel9:1782840539
- rhdh/rhdh-hub-rhel9:1776784286
- devspaces/code-rhel9:1779814592
- nodejs:24-9070020260402152654.rhel9
- nodejs:22-8100020260331102257.6d880403
- cryostat/cryostat-rhel9:4.2.0-9
- openshift-pipelines/pipelines-console-plugin-rhel9:1779910201
- rhdh/rhdh-hub-rhel9:1777903262
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
- RHSA-2026:13826
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:13826 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Discussion(0)
No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.
Sign in to join the discussion.