CVE-2026-46174 | BDVDB-2026-336294 Detail
LinuxLinux
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.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.
Weaknesses#
- CWE-862 Missing Authorization
References#
- https://git.kernel.org/stable/c/1e23b30a80b14e5764657401ee2cca030525ae8e
- https://git.kernel.org/stable/c/f5bc3aef7df46eaaf423d7413ab8833f704ae576
- https://git.kernel.org/stable/c/251497955f2314cd39d43191e81c6151dead4c7b
- https://git.kernel.org/stable/c/ff6fc65b3bf73acc5ee71919154d830ad5431362
- https://git.kernel.org/stable/c/9109489cc8c34e50d15575a3d1ff82af586bc1aa
- https://git.kernel.org/stable/c/28f5ed477eef166d678d6966762cbc1de9b4f436
- https://git.kernel.org/stable/c/1cd85a19748b2407830376a5cbae5c0f126016e5
- https://git.kernel.org/stable/c/c21b90f77687075115d989e53a8ec5e2bb427ab1
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html
- https://cert-portal.siemens.com/productcert/html/ssa-457936.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.