Medium5.9Red Hat & Ubuntu Linux
Denial of Service via ACME TLS-ALPN fast path resource exhaustion
CVE-2026-22045 Published Jan 15, 2026
CVE-2026-22045
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Denial of Service via ACME TLS-ALPN fast path resource exhaustion. Red Hat rates this moderate (CVSS 5.9). Weakness: CWE-770. Affected package(s): devspaces/traefik-rhel9:1774227265. Resolved in Red Hat advisory RHSA-2026:6192 — update the affected packages (`sudo dnf update`).
Affected versions
- devspaces/traefik-rhel9:1774227265
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Fixed versions
- RHSA-2026:6192
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:6192 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
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