CVE-2026-46174
x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | May 28, 2026 |
| Last Updated | May 30, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Linux / Linux
f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 < 1e23b30a80b14e5764657401ee2cca030525ae8e f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 < f5bc3aef7df46eaaf423d7413ab8833f704ae576 f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 < 251497955f2314cd39d43191e81c6151dead4c7b f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 < ff6fc65b3bf73acc5ee71919154d830ad5431362 f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 < 9109489cc8c34e50d15575a3d1ff82af586bc1aa f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 < 28f5ed477eef166d678d6966762cbc1de9b4f436 f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 < 1cd85a19748b2407830376a5cbae5c0f126016e5 f7f3dc00f61261cdc9ccd8b886f21bc4dffd6fd9 < c21b90f77687075115d989e53a8ec5e2bb427ab1 5abd1583e06b3963e5c9d915760367de86808b78 4ba461d426490b6ed7e8298c4d3b7a13aa5d2686 5a63725cd18fcee2af6ec46ccb856b64ad3077b4 3.16.58 < 3.17 4.4.144 < 4.5 4.9.102 < 4.10
Linux / Linux
4.14
References
git.kernel.org: https://git.kernel.org/stable/c/1e23b30a80b14e5764657401ee2cca030525ae8e git.kernel.org: https://git.kernel.org/stable/c/f5bc3aef7df46eaaf423d7413ab8833f704ae576 git.kernel.org: https://git.kernel.org/stable/c/251497955f2314cd39d43191e81c6151dead4c7b git.kernel.org: https://git.kernel.org/stable/c/ff6fc65b3bf73acc5ee71919154d830ad5431362 git.kernel.org: https://git.kernel.org/stable/c/9109489cc8c34e50d15575a3d1ff82af586bc1aa git.kernel.org: https://git.kernel.org/stable/c/28f5ed477eef166d678d6966762cbc1de9b4f436 git.kernel.org: https://git.kernel.org/stable/c/1cd85a19748b2407830376a5cbae5c0f126016e5 git.kernel.org: https://git.kernel.org/stable/c/c21b90f77687075115d989e53a8ec5e2bb427ab1