CVE-2023-20583

kernel: AMD-SB-7006: potential power side-channel vulnerability in AMD processor

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Severity

Low

Red Hat Product Security

2.8

CVSS 3.1

Review impact separately from score.

Published · August 1, 2023

Updated · November 22, 2025

Description

A power side-channel vulnerability was found in AMD processors. This issue may allow an authenticated attacker to monitor the CPU power consumption as the data in a cache line changes over time, resulting in a sensitive information leak.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Please contact HW vendor for more update on this CVE

CVSS / CWE

CVSS 3.1 · 2.8
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N

CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor