CVE-2023-31324 - Vulnerability Details - OpenCVE

A Time-of-check time-of-use (TOCTOU) race condition in the AMD Secure Processor (ASP) could allow an attacker to modify External Global Memory Interconnect Trusted Agent (XGMI TA) commands as they are processed potentially resulting in loss of confidentiality, integrity, or availability.

Attack Vector Local

Attack Complexity High

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact High

Subsequent System Availability Impact Low

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

No data.

No data.

References

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

History

Wed, 11 Feb 2026 16:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 11 Feb 2026 15:00:00 +0000

Type	Values Removed	Values Added
Description		A Time-of-check time-of-use (TOCTOU) race condition in the AMD Secure Processor (ASP) could allow an attacker to modify External Global Memory Interconnect Trusted Agent (XGMI TA) commands as they are processed potentially resulting in loss of confidentiality, integrity, or availability.
Weaknesses		CWE-367
References		https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6024.html
Metrics		cvssV4_0 `{'score': 7.1, 'vector': 'CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L'}`

MITRE

Status: PUBLISHED

Assigner: AMD

Published: 2026-02-11T14:34:54.024Z

Updated: 2026-02-11T15:42:39.488Z

Reserved: 2023-04-27T15:25:41.424Z

Link: CVE-2023-31324

Vulnrichment

Updated: 2026-02-11T15:36:38.949Z

NVD

Status : Awaiting Analysis

Published: 2026-02-11T15:16:11.487

Modified: 2026-02-11T15:27:26.370

Link: CVE-2023-31324

Redhat

No data.

OpenCVE Enrichment

No data.

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