CVE-2026-80686: mm: migrate_device: fix pte_pfn/pte_dirty called on non-present PTE

Overview

Severity

Critical (CVSS 9.8)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-29

Last Updated

2026-10-02

EPSS Score

0.17% (percentile: 6.2%)

Affected Products (2)

Other

• 21684-17084
• 21892-17084

Revision History

• 2026-08-29: Information published.
• 2026-09-23: Information published.
• 2026-09-23: Information published.
• 2026-09-24: Information published.
• 2026-10-02: Information published.