CVE-2024-36311

Published Feb 10, 2026 CVSS 4.0 · 4.6 Medium EPSS < 1% KEV · Not listed
Description
A Time-of-check time-of-use (TOCTOU) race condition in the SMM communications buffer could allow a privileged attacker to bypass input validation and perform an out of bounds read or write, potentially resulting in loss of confidentiality, integrity, 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 ryzen 5000 Series Desktop Processors
Amd ryzen 7000 Series Desktop Processors
Amd ryzen 7040 Series Mobile Processors With Radeon Graphics
Amd ryzen 9000hx Series Mobile Processors
Amd ryzen Embedded 7000 Series Processors
Vendors & Products Amd
Amd ryzen 5000 Series Desktop Processors
Amd ryzen 7000 Series Desktop Processors
Amd ryzen 7040 Series Mobile Processors With Radeon Graphics
Amd ryzen 9000hx Series Mobile Processors
Amd ryzen Embedded 7000 Series Processors
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description A Time-of-check time-of-use (TOCTOU) race condition in the SMM communications buffer could allow a privileged attacker to bypass input validation and perform an out of bounds read or write, potentially resulting in loss of confidentiality, integrity, or availability.
Weaknesses CWE-367
References
Metrics cvssV4_0

{'score': 4.6, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}