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CVE-2023-31313

Published: Feb 12, 2026Updated: Feb 13, 2026 Sources: CVE List NVDCWE-441
NVD MITRE
7.2CVSSHIGH
EPSS Score
0.1%
Top 99.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

An unintended proxy or intermediary in the AMD power management firmware (PMFW) could allow a privileged attacker to send malformed messages to the system management unit (SMU) potentially resulting in arbitrary code execution.

CVSS Vector Breakdown

AV:LAC:HPR:HUI:NS:CC:HI:HA:N
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-441

Affected Products

AMD Instinct™ MI210AMDHardware Firmware
AMD Instinct™ MI250AMDHardware Firmware
amdcommercialUSHardware Firmwareaka advanced micro devices

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

References

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6024.html
amd.com

Timeline

Published
Feb 12, 2026
Last Updated
Feb 13, 2026

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