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CVE-2022-27672

MEDIUM CVSS: 4.7 Published: 2023-03-01 Modified: 2026-06-17

Description

When SMT is enabled, certain AMD processors may speculatively execute instructions using a target from the sibling thread after an SMT mode switch potentially resulting in information disclosure.

Affected Platforms

Amd Epyc 7642Amd Epyc Embedded 7371 FirmwareAmd Ryzen 5 5625U FirmwareAmd Ryzen Threadripper 2970Wx FirmwareAmd Ryzen 5 3550H FirmwareAmd Epyc Embedded 7551Amd Epyc 7502 FirmwareAmd Athlon X4 970Amd Athlon X4 830Amd Ryzen 5 4500U

Weakness Type

NVD-CWE-noinfo

References