CVE-2026-98972: cgroup/cpuset: Don't access cpuset_cgrp_subsys.root in is_in_v2_mode()

Overview

Severity

Medium (CVSS 4.1)

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

Exploit Status

Not Exploited

Patch Tuesday

2026-Oct

Released

2026-10-24

Last Updated

2026-10-26

EPSS Score

0.16% (percentile: 5.4%)

Affected Products (1)

Other

• 21932-17084

Revision History

• 2026-10-24: Information published.
• 2026-10-25: Information published.
• 2026-10-26: Information published.