Search: CVE-2026-46174

CVE-2026-46174 is a high-severity vulnerability in the Linux kernel affecting AMD Zen2 processors. It involves improper isolation of shared resources in the Zen2 operation cache, which can lead to instruction corruption. This flaw affects multiple Linux kernel versions and has been fixed in subsequent releases. The vulnerability has a CVSS score of 8.8, indicating a significant impact on confidentiality, integrity, and availability. No known exploits are reported in the wild. Users should update to fixed kernel versions to mitigate this issue.