CVE-2026-99082: KVM: x86: Use active memslots for the per-vCPU MMIO cache

Overview

Severity

High (CVSS 8.8)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Oct

Released

2026-10-25

Last Updated

2026-10-26

EPSS Score

0.16% (percentile: 4.7%)

Affected Products (1)

Other

• 21932-17084

Revision History

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