CVE-2026-46174

High

Open

TLP:CLEAR

x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache

NVD CVE.org

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Description

In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache Make sure resources are not improperly shared in the op cache and cause instruction corruption this way.

Details

CVSS Score: 8.8
EPSS Score ⓘ: 0.14%

3.4th percentile
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Confidence: 90%
Published: May 28, 2026
Last Modified: Aug 5, 2026

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