Denial of Service via NULL pointer dereference in QUIC protocol handling
Summary
Denial of Service via NULL pointer dereference in QUIC protocol handling. Red Hat rates this low (CVSS 5.9). Weakness: CWE-476. Affected package(s): openssl, discovery/discovery-ui-rhel9:1769111774, costmanagement/costmanagement-metrics-rhel9-operator:1770836349, insights-proxy/insights-proxy-container-rhel9:1770740405, rhui5/rhua-rhel9:1773670137, rhui5/cds-rhel9:1773670073. Resolved in Red Hat advisory RHSA-2026:3228 — update the affected packages (`sudo dnf update`).
- openssl-1:3.5.1-7.el10_1
- discovery/discovery-ui-rhel9:1769111774
- costmanagement/costmanagement-metrics-rhel9-operator:1770836349
- insights-proxy/insights-proxy-container-rhel9:1770740405
- openssl-1:3.5.1-7.el9_7
- rhui5/rhua-rhel9:1773670137
- rhui5/cds-rhel9:1773670073
- rhui5/haproxy-rhel9:1773672059
- rhui5/installer-rhel9:1770646925
- discovery/discovery-server-rhel9:1769104765
- openssl-main-3.5.6-0.1.hum1
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
- RHSA-2026:3228
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-2026:3228 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
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