CVE-2023-31309

Improper Power Management Firmware Argument Validation Enables Data Loss

Published May 15, 2026 CVSS 4.0 · 6.8 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Amd
Amd radeon Pro V520
Amd radeon Pro V620
Amd radeon Pro W6000 Series
Amd radeon Rx 6000 Series
Vendors & Products Amd
Amd radeon Pro V520
Amd radeon Pro V620
Amd radeon Pro W6000 Series
Amd radeon Rx 6000 Series
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

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

Weaknesses

Sources

Status
PUBLISHED
Assigner
AMD
Published
Updated
May 15, 2026, 11:17 AM
Reserved
Apr 27, 2023, 3:25 PM
Status
Awaiting Analysis
Published
May 15, 2026, 3:16 AM
Modified
Oct 28, 2026, 7:10 PM