CVE-2026-31685
CVE-2026-31685: 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.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityHigh7.1
High [CVE-2026-31685] reject invalid MAC header for all packets
CVE-2026-31685Source published
reject invalid MAC header for all packets. Red Hat rates this moderate (CVSS 7.1). Weakness: CWE-1287. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:26462 — update the affected packages (`sudo dnf update`).
- Related products — impact not confirmed
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 1
1 more entries in the full advisory.
- Source-reported affected versions
- kernel-0:4.18.0-305.194.1.el8_4
- kernel-0:4.18.0-553.126.1.el8_10
- kernel-0:5.14.0-427.129.1.el9_4
- kernel-0:3.10.0-1160.151.1.el7
8 more entries in the full advisory.
- Source-reported fixed versions
- RHSA-2026:26462
- Mitigation guidance
- Update the affected package(s) to the fixed version shipped in RHSA-2026:26462 (`sudo dnf update` / `yum update`).
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