Security Bypass via Improper Certificate Hostname Validation
Summary
Security Bypass via Improper Certificate Hostname Validation. Red Hat rates this important (CVSS 8.2). Weakness: CWE-295. Affected package(s): multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779212259, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1780167118, rhosdt/tempo-rhel9:1778158374, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1778867753, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779579439, rhosdt/tempo-query-rhel9:1778158343. Resolved in Red Hat advisory RHSA-2026:21769 — update the affected packages (`sudo dnf update`).
- multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779212259
- multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1780167118
- rhosdt/tempo-rhel9:1778158374
- multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1778867753
- multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779579439
- rhosdt/tempo-query-rhel9:1778158343
- rhacm2/acm-grafana-rhel9:1780677003
- rhosdt/tempo-jaeger-query-rhel9:1778158391
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
- RHSA-2026:21769
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:21769 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
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