CVE-2024-36311 (GCVE-0-2024-36311)
Vulnerability from cvelistv5 – Published: 2026-02-10 19:50 – Updated: 2026-02-10 20:43
VLAI
EPSS
VEX
Summary
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.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-02-10 20:42 UTC
CWE
- CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition
Assigner
References
1 reference
Impacted products
6 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| AMD | AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics |
Unaffected:
DragonRangeFL1PI 1.0.0.3h
|
guessed | |
| AMD | AMD Ryzen™ 7000 Series Desktop Processors |
Unaffected:
ComboAM5PI 1.0.0.b
Unaffected: ComboAM5PI 1.1.0.3d Unaffected: ComboAM5PI 1.2.0.3d |
guessed | |
| AMD | AMD Ryzen™ 9000HX Series Mobile Processors |
Unaffected:
FireRangeFL1PI 1.0.0.0a
|
guessed | |
| AMD | AMD Ryzen™ 8000 Series Desktop Processors |
Unaffected:
ComboAM5PI 1.1.0.3d
Unaffected: ComboAM5PI 1.2.0.3d |
guessed | |
| AMD | AMD Ryzen™ 9000 Series Desktop Processors |
Unaffected:
ComboAM5PI 1.2.0.3d
|
guessed | |
| AMD | AMD Ryzen™ Embedded 7000 Series Processors |
Unaffected:
EmbeddedAM5PI 1.0.0.4
|
guessed |
Date Public
2026-02-10 19:43
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2024-36311",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-02-10T20:42:21.238394Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-02-10T20:43:15.862Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 7045 Series Mobile Processors with Radeon\u2122 Graphics",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "DragonRangeFL1PI 1.0.0.3h"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 7000 Series Desktop Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ComboAM5PI 1.0.0.b"
},
{
"status": "unaffected",
"version": "ComboAM5PI 1.1.0.3d"
},
{
"status": "unaffected",
"version": "ComboAM5PI 1.2.0.3d"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 9000HX Series Mobile Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "FireRangeFL1PI 1.0.0.0a"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 8000 Series Desktop Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ComboAM5PI 1.1.0.3d"
},
{
"status": "unaffected",
"version": "ComboAM5PI 1.2.0.3d"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 9000 Series Desktop Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ComboAM5PI 1.2.0.3d"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 Embedded 7000 Series Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "EmbeddedAM5PI 1.0.0.4\u200b"
}
]
}
],
"datePublic": "2026-02-10T19:43:52.149Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "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.\u003cbr\u003e"
}
],
"value": "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."
}
],
"metrics": [
{
"cvssV4_0": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"baseScore": 4.6,
"baseSeverity": "MEDIUM",
"privilegesRequired": "HIGH",
"userInteraction": "NONE",
"vectorString": "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",
"version": "4.0"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-367",
"description": "CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-02-10T19:50:06.871Z",
"orgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
"shortName": "AMD"
},
"references": [
{
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4013.html"
}
],
"source": {
"discovery": "UNKNOWN"
},
"x_generator": {
"engine": "AMD PSIRT Automation 1.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
"assignerShortName": "AMD",
"cveId": "CVE-2024-36311",
"datePublished": "2026-02-10T19:50:06.871Z",
"dateReserved": "2024-05-23T19:44:32.296Z",
"dateUpdated": "2026-02-10T20:43:15.862Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2024-36311",
"date": "2026-10-21",
"epss": "0.00138",
"percentile": "0.02908"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 7045 Series Mobile Processors with Radeon\u2122 Graphics",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "DragonRangeFL1PI 1.0.0.3h"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 7000 Series Desktop Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ComboAM5PI 1.0.0.b"
},
{
"status": "unaffected",
"version": "ComboAM5PI 1.1.0.3d"
},
{
"status": "unaffected",
"version": "ComboAM5PI 1.2.0.3d"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 9000HX Series Mobile Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "FireRangeFL1PI 1.0.0.0a"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 8000 Series Desktop Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ComboAM5PI 1.1.0.3d"
},
{
"status": "unaffected",
"version": "ComboAM5PI 1.2.0.3d"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 9000 Series Desktop Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ComboAM5PI 1.2.0.3d"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 Embedded 7000 Series Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "EmbeddedAM5PI 1.0.0.4\u200b"
}
]
}
],
"source": "psirt@amd.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "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."
},
{
"lang": "es",
"value": "Una condici\u00f3n de carrera de tipo Time-of-check time-of-use (TOCTOU) en el b\u00fafer de comunicaciones SMM podr\u00eda permitir a un atacante privilegiado eludir la validaci\u00f3n de entrada y realizar una lectura o escritura fuera de l\u00edmites, lo que podr\u00eda resultar en la p\u00e9rdida de confidencialidad, integridad o disponibilidad."
}
],
"id": "CVE-2024-36311",
"lastModified": "2026-06-17T07:36:30.210",
"metrics": {
"cvssMetricV40": [
{
"cvssData": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "LOCAL",
"availabilityRequirement": "NOT_DEFINED",
"baseScore": 4.6,
"baseSeverity": "MEDIUM",
"confidentialityRequirement": "NOT_DEFINED",
"exploitMaturity": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "HIGH",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "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/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",
"version": "4.0",
"vulnAvailabilityImpact": "LOW",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "psirt@amd.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2024-36311",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-02-10T20:42:21.238394Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-02-10T20:16:42.687",
"references": [
{
"source": "psirt@amd.com",
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4013.html"
}
],
"sourceIdentifier": "psirt@amd.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-367"
}
],
"source": "psirt@amd.com",
"type": "Secondary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2026-02-16T19:29:59+00:00",
"cve": "CVE-2024-36311",
"id": "CVE-2024-36311",
"initial_release_date": "2024-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "CVE-2024-36311",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2024/cve-2024-36311.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2024-36311",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-02-10T20:42:21.238394Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-02-10T20:43:04.597Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 7045 Series Mobile Processors with Radeon\u2122 Graphics",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "DragonRangeFL1PI 1.0.0.3h"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 7000 Series Desktop Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ComboAM5PI 1.0.0.b"
},
{
"status": "unaffected",
"version": "ComboAM5PI 1.1.0.3d"
},
{
"status": "unaffected",
"version": "ComboAM5PI 1.2.0.3d"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 9000HX Series Mobile Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "FireRangeFL1PI 1.0.0.0a"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 8000 Series Desktop Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ComboAM5PI 1.1.0.3d"
},
{
"status": "unaffected",
"version": "ComboAM5PI 1.2.0.3d"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 9000 Series Desktop Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "ComboAM5PI 1.2.0.3d"
}
]
},
{
"defaultStatus": "affected",
"product": "AMD Ryzen\u2122 Embedded 7000 Series Processors",
"vendor": "AMD",
"versions": [
{
"status": "unaffected",
"version": "EmbeddedAM5PI 1.0.0.4\u200b"
}
]
}
],
"datePublic": "2026-02-10T19:43:52.149Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "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.\u003cbr\u003e"
}
],
"value": "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."
}
],
"metrics": [
{
"cvssV4_0": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"baseScore": 4.6,
"baseSeverity": "MEDIUM",
"privilegesRequired": "HIGH",
"userInteraction": "NONE",
"vectorString": "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",
"version": "4.0"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-367",
"description": "CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-02-10T19:50:06.871Z",
"orgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
"shortName": "AMD"
},
"references": [
{
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4013.html"
}
],
"source": {
"discovery": "UNKNOWN"
},
"x_generator": {
"engine": "AMD PSIRT Automation 1.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
"assignerShortName": "AMD",
"cveId": "CVE-2024-36311",
"datePublished": "2026-02-10T19:50:06.871Z",
"dateReserved": "2024-05-23T19:44:32.296Z",
"dateUpdated": "2026-02-10T20:43:15.862Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Vulnerability timeline
Sightings and recorded dates, grouped by day · UTC
Loading timeline…
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.