CVE-2026-74516: KVM: SVM: Update x2APIC MSR intercepts if AVIC is inhibited while L2 is active

Overview

Severity

High (CVSS 7.5)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-23

EPSS Score

0.14% (percentile: 3.4%)

Affected Products (1)

Other

• 21684-17084

Revision History

• 2026-08-23: Information published.