RHSA-2026:63782HighCVSS 7.5

Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

Published
September 4, 2026
Last Modified
October 21, 2026

🔗 CVE IDs covered (4)

CVE-2026-85152 →CVE-2026-84292 →CVE-2026-84394 →CVE-2026-85024 →

📋 Description

CVE-2026-84292 — fast-uri: fast-uri: Authority Injection via Unvalidated Port Serialization CVE-2026-84394 — fast-uri: fast-uri: Host confusion via unbalanced URI brackets can bypass security policies CVE-2026-85024 — undici: undici: Denial of Service via unhandled error in WebSocket permessage-deflate decompression CVE-2026-85152 — undici: undici: Authentication bypass via cross-origin cache poisoning due to missing origin isolation

🎯 Affected products4

  • Red Hat Hardened Images
  • grafana12.4-0:12.4.9-0.6.hum1@aarch64 as a component of Red Hat Hardened Images
  • grafana12.4-0:12.4.9-0.6.hum1@src as a component of Red Hat Hardened Images
  • grafana12.4-0:12.4.9-0.6.hum1@x86_64 as a component of Red Hat Hardened Images

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://images.redhat.com/ Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability. Workaround: Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update the affected package as soon as possible to undici 8.10.2 or later.

🔗 References (8)