High7.0Vendor: MediumRed Hat & Ubuntu Linux
Avoid releasing netdev before teardown completes
CVE-2026-31508 Published Apr 22, 2026
CVE-2026-31508
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Avoid releasing netdev before teardown completes. Red Hat rates this moderate (CVSS 7). Weakness: CWE-367. Affected package(s): kernel. Resolved in Red Hat advisory RHSA-2026:25217 — update the affected packages (`sudo dnf update`).
Affected versions
- kernel-0:5.14.0-427.130.1.el9_4
- kernel-0:5.14.0-570.120.1.el9_6
- kernel-0:5.14.0-687.15.1.el9_8
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Fixed versions
- RHSA-2026:25217
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:25217 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
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