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Unscored CVE-2021-26340 EUVD-2021-13146GHSA-8qrv-qg3h-g8m6

A malicious hypervisor in conjunction with an unprivileged attacker process inside an SEV/SEV-ES guest VM may fail to flush the Translation…

Published Dec 10, 2021 · Updated Sep 16, 2024 · Assigned by AMD

Description

A malicious hypervisor in conjunction with an unprivileged attacker process inside an SEV/SEV-ES guest VM may fail to flush the Translation Lookaside Buffer (TLB) resulting in unexpected behavior inside the virtual machine (VM).

Affected products

VendorProductAffectedFixed
AMD AMD EPYC™ Processor – ≤ 3rd gen EPYC —

References