Improper validation in Power Management Firmware (PMFW) may allow an attacker with privileges to pass malformed workload arguments when exporting table data from SMU to DRAM potentially resulting in a loss of confidentiality and/or availability.

Attack Vector Local

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
AMD AMD Radeon™ RX 6000 Series Graphics Products affected
Version Status Constraints
AMD Software: Adrenalin Edition 23.12.1 (23.30.13.01) unaffected —
AMD AMD Radeon™ PRO W6000 Series Graphics Products affected
Version Status Constraints
AMD Software: PRO Edition 23.Q4 unaffected —
AMD AMD Radeon™ PRO V520 affected
Version Status Constraints
Contact your AMD Customer Engineering representative unaffected —
AMD AMD Radeon™ PRO V620 affected
Version Status Constraints
Contact your AMD Customer Engineering representative unaffected —

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No data.

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Project Subscriptions

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6027.html cve-icon cve-icon
History

Fri, 15 May 2026 04:45:00 +0000

Type Values Removed Values Added
Title Improper Power Management Firmware Argument Validation Enables Data Loss

Fri, 15 May 2026 03:00:00 +0000

Type Values Removed Values Added
Description Improper validation in Power Management Firmware (PMFW) may allow an attacker with privileges to pass malformed workload arguments when exporting table data from SMU to DRAM potentially resulting in a loss of confidentiality and/or availability.
Weaknesses CWE-129
References
Metrics cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:L/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-05-15T02:48:41.696Z

Reserved: 2023-04-27T15:25:41.422Z

Link: CVE-2023-31309

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-15T03:16:20.380

Modified: 2026-05-15T03:16:20.380

Link: CVE-2023-31309

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-15T04:30:36Z

Weaknesses