CVE-2026-80718: mm/percpu-km: fix bitmap overflow and accounting in pcpu_create_chunk()

Overview

Severity

Medium (CVSS 5.5)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-29

EPSS Score

0.12% (percentile: 2.0%)

Affected Products (1)

Other

• 21684-17084

Revision History

• 2026-08-29: Information published.