CVE-2026-46174

Updated on 28 May 2026

Severity

7.0 High severity

Details

CVSS score
7.0
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Overview

About vulnerability

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

Affected packages:
kernel @ 5.14.0 (+6 more)

KernelCare state

Live-patch status from KernelCare for each operating system.

Operating system Status Covered kernels
Amazon Linux 2023 Planned
Debian 11 Planned
Debian 11 cloud Planned
Debian 12 Planned
Debian 13 Planned
Ubuntu 22.04 Planned
Ubuntu 24.04 Planned