Execution unit scheduler contention may lead to a side channel vulnerability found on AMD CPU microarchitectures codenamed “Zen 1”, “Zen 2” and “Zen 3” that use simultaneous multithreading (SMT). By measuring the contention level on scheduler queues an attacker may potentially leak sensitive information.
History

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cve-icon MITRE Information

Status: PUBLISHED

Assigner: AMD

Published: 2022-08-09T00:00:00

Updated: 2022-08-09T20:20:12

Reserved: 2022-03-31T00:00:00


Link: CVE-2021-46778

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2022-08-10T20:15:24.717

Modified: 2022-08-19T13:59:16.897


Link: CVE-2021-46778

JSON object: View

cve-icon Redhat Information

No data.

CWE