Medium6.5Red Hat & Ubuntu Linux
Heap Over-Read in ICMP Error Response Generation
CVE-2026-5265 Published Apr 6, 2026
CVE-2026-5265
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Heap Over-Read in ICMP Error Response Generation. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-130. Affected package(s): ovn25.03, ovn25.09, ovn, ovn23.09, ovn24.03, ovn23.06. Resolved in Red Hat advisory RHSA-2026:11702 — update the affected packages (`sudo dnf update`).
Affected versions
- ovn25.03-0:25.03.2-100.el9fdp
- ovn25.09-0:25.09.2-103.el10fdp
- ovn-2021-0:21.12.0-145.el8fdp
- ovn25.09-0:25.09.2-103.el9fdp
- ovn23.09-0:23.09.6-16.el9fdp
- ovn25.03-0:25.03.2-100.el10fdp
- ovn24.03-0:24.03.7-82.el9fdp
- ovn23.06-0:23.06.4-30.el8fdp
- ovn23.06-0:23.06.4-30.el9fdp
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Fixed versions
- RHSA-2026:11702
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:11702 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Discussion(0)
No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.
Sign in to join the discussion.