Denial of Service via malformed WEBP image parsing
Summary
Denial of Service via malformed WEBP image parsing. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-190. Affected package(s): multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779925273, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1780167118, cryostat/cryostat-storage-rhel9:4.2.0, golang1, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1778867753, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779579439. Resolved in Red Hat advisory RHSA-2026:21769 — update the affected packages (`sudo dnf update`).
- multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779925273
- multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1780167118
- cryostat/cryostat-storage-rhel9:4.2.0-13
- golang1-26-main-1.26.2-1.1.hum1
- multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1778867753
- multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779579439
- golang1-25-main-1.25.9-1.hum1
- openshift-logging/cluster-logging-rhel9-operator:1782412815
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
- RHSA-2026:21769
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-2026:21769 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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