CVE Database
/

CVE-2021-26340

Back to search

CVE-2021-26340

Published: Dec 10, 2021

Modified: Sep 16, 2024

PUBLISHED

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).

VendorProductVersions

AMD

AMD EPYC™

affected
Processor - <= 3rd gen EPYC

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now