Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: cpu: hotplug: Preserve per instance callback errors cpuhp_invoke_callback() unwinds earlier callbacks for the same hotplug state when one instance fails. The rollback path currently reuses ret, so a successful rollback can hide the original error and make the failed transition look successful. Keep the rollback result separate from the original error.
CVSS Score
HIGH
References
- https://git.kernel.org/stable/c/673db10729fb121ea1b16fe57791a0cb9eac1eb5
- https://git.kernel.org/stable/c/77d4fa8a3ea1c3e8b996ac35e59aee9e77389905
- https://git.kernel.org/stable/c/7a68257b90d8a9b6d605abc99469ded45ecba63b
- https://git.kernel.org/stable/c/95232281512b15338549171ed9a2acf21f946ffb
- https://git.kernel.org/stable/c/9f7dc355f62c011e4afe8286cf71130d4bfb9d80
- https://git.kernel.org/stable/c/ef39758637cc5b603fb05b625c45a98aa306e338
- https://git.kernel.org/stable/c/f77117530fc3f5932ffb107182a6dd34006be9b6
- https://git.kernel.org/stable/c/fe9c8d641f6991614d1229a3ffd3e33b879bba9c
FAQ
What is CVE-2026-72067?
CVE-2026-72067 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: cpu: hotplug: Preserve per instance callback errors cpuhp_invoke_callback() unwinds earlier callbacks for the same hotplug state w...
How severe is CVE-2026-72067?
CVE-2026-72067 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-72067?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.