A Time-of-check time-of-use (TOCTOU) race condition in the AMD Secure Processor (ASP) could allow an attacker to corrupt memory resulting in loss of integrity, confidentiality, or availability.
History

Thu, 12 Feb 2026 11:30:00 +0000

Type Values Removed Values Added
First Time appeared Amd
Amd instinct Mi210
Amd instinct Mi250
Amd instinct Mi300a
Amd instinct Mi300x
Amd radeon Pro Vii
Amd radeon Pro W5000 Series
Amd radeon Rx 5000 Series
Vendors & Products Amd
Amd instinct Mi210
Amd instinct Mi250
Amd instinct Mi300a
Amd instinct Mi300x
Amd radeon Pro Vii
Amd radeon Pro W5000 Series
Amd radeon Rx 5000 Series

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 corrupt memory resulting in loss of integrity, confidentiality, or availability.
Weaknesses CWE-367
References
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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published: 2026-02-11T14:35:16.063Z

Updated: 2026-02-11T15:42:32.097Z

Reserved: 2022-10-27T18:53:39.744Z

Link: CVE-2023-20548

cve-icon Vulnrichment

Updated: 2026-02-11T15:36:37.006Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-11T15:16:11.337

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

Link: CVE-2023-20548

cve-icon Redhat

No data.