CVE-2023-31309
MEDIUM EPSS 1.6%
Published May 15, 20261mo ago · Modified Jun 17, 20262w ago
6.8 CVSS 4.0
Published May 15, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Local
Attack Complexity Low
Privileges Required High
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
1.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-129
References 1
- amd.com https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6027.html
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.