CVE-2026-46174

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 3.1

8.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS

0.2% chance of exploitation in the next 30 days; higher than 4% of CVEs (scores of 2026-10-25)

CWE

CWE-862

Published

2026-05-28

Modified

2026-10-19

Record from

the NVD, synced 2026-10-21

Affected

• linux:linux_kernel

References

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

Check your stackJSON