CVE-2026-46174

HIGH EPSS 2.9%
Published May 28, 20261mo ago · Modified Jun 17, 20261w ago
8.8 CVSS 3.1
High
Find Similar
Published May 28, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
8.8
Exploitability
2.0
Impact
6.0
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
2.9% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 21

VendorProductVersionRange
linuxlinux_kernel*≥3.16.58  –  <3.17
linuxlinux_kernel*≥4.4.144  –  <4.5
linuxlinux_kernel*≥4.9.102  –  <4.10
linuxlinux_kernel*≥4.14.1  –  <5.10.256
linuxlinux_kernel*≥5.11  –  <5.15.207
linuxlinux_kernel*≥5.16  –  <6.1.173
linuxlinux_kernel*≥6.2  –  <6.6.139
linuxlinux_kernel*≥6.7  –  <6.12.88
linuxlinux_kernel*≥6.13  –  <6.18.30
linuxlinux_kernel*≥6.19  –  <7.0.7
linuxlinux_kernel4.14any
linuxlinux_kernel4.14any
linuxlinux_kernel4.14any
linuxlinux_kernel4.14any
linuxlinux_kernel4.14any
linuxlinux_kernel4.14any
linuxlinux_kernel4.14any
linuxlinux_kernel4.14any
linuxlinux_kernel7.1any
linuxlinux_kernel7.1any
linuxlinux_kernel7.1any

References 8

  • git.kernel.org https://git.kernel.org/stable/c/1cd85a19748b2407830376a5cbae5c0f126016e5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1e23b30a80b14e5764657401ee2cca030525ae8e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/251497955f2314cd39d43191e81c6151dead4c7b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/28f5ed477eef166d678d6966762cbc1de9b4f436
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9109489cc8c34e50d15575a3d1ff82af586bc1aa
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c21b90f77687075115d989e53a8ec5e2bb427ab1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f5bc3aef7df46eaaf423d7413ab8833f704ae576
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ff6fc65b3bf73acc5ee71919154d830ad5431362
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/1cd85a19748b2407830376a5cbae5c0f126016e5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1e23b30a80b14e5764657401ee2cca030525ae8e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/251497955f2314cd39d43191e81c6151dead4c7b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/28f5ed477eef166d678d6966762cbc1de9b4f436
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9109489cc8c34e50d15575a3d1ff82af586bc1aa
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c21b90f77687075115d989e53a8ec5e2bb427ab1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f5bc3aef7df46eaaf423d7413ab8833f704ae576
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ff6fc65b3bf73acc5ee71919154d830ad5431362
    Patch