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Highest advisory severityMedium 1 vendor · 1 advisory

CVE-2026-5265

CVE-2026-5265: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.

Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.

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Vendor advisory comparison

Red Hat

1 advisory
  • Advisory severityMedium6.5

    Medium [CVE-2026-5265] Heap Over-Read in ICMP Error Response Generation

    CVE-2026-5265Source published

    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`).

    Related products — impact not confirmed
    • Red Hat Enterprise Linux 9
    • Red Hat Enterprise Linux 1
    • Red Hat Enterprise Linux 8
    • ovn25.03

    4 more entries in the full advisory.

    Source-reported 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

    5 more entries in the full advisory.

    Source-reported fixed versions
    • RHSA-2026:11702
    Mitigation guidance
    • Update the affected package(s) to the fixed version shipped in RHSA-2026:11702 (`sudo dnf update` / `yum update`).
    Full advisory and evidenceOpen source bulletin

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