VYPR
Medium severity5.6NVD Advisory· Published Aug 10, 2022· Updated Jun 17, 2026

CVE-2021-46778

CVE-2021-46778

Description

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.

Affected products

181

Patches

Vulnerability mechanics

References

1

News mentions

0

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