CVE-2024-21961
Estado: AplazadaMedia (6)—
Improper restriction of operations within the bounds of a memory buffer in PCIe® Link could allow an attacker with access to a guest virtual machine to potentially perform a denial of service attack against the host resulting in loss of availability.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/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
- Puntuación base: 6
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.33%
- Percentil entre todas las CVEs puntuadas: 24
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
CWE
- CWE-119
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2024-21961",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2024-21961",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-02-13T13:19:28.708244Z"
}
}
],
"cvssMetricV40": [
{
"type": "Secondary",
"source": "psirt@amd.com",
"cvssData": {
"Safety": "NOT_DEFINED",
"version": "4.0",
"Recovery": "NOT_DEFINED",
"baseScore": 6,
"Automatable": "NOT_DEFINED",
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/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",
"exploitMaturity": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"attackRequirements": "PRESENT",
"privilegesRequired": "LOW",
"subIntegrityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"vulnAvailabilityImpact": "HIGH",
"availabilityRequirement": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"subConfidentialityImpact": "NONE",
"vulnConfidentialityImpact": "NONE",
"confidentialityRequirement": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED"
}
}
]
},
"affected": [
{
"source": "psirt@amd.com",
"affectedData": [
{
"vendor": "AMD",
"product": "AMD EPYC™ 7002 Series Processors",
"versions": [
{
"status": "unaffected",
"version": "No Fix Planned"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Errata #1165,1166,1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7000 Series Desktop Processors",
"versions": [
{
"status": "unaffected",
"version": "Errata #1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 5000 Series Desktop Processors",
"versions": [
{
"status": "unaffected",
"version": "Errata #1165,1166,1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 3000 Series Desktop Processors",
"versions": [
{
"status": "unaffected",
"version": "Errata #1165,1166,1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ Z1 Series Processors",
"versions": [
{
"status": "unaffected",
"version": "Errata #1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Errata #1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 8040 Series Mobile Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Errata #1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 8000 Series Desktop Processors",
"versions": [
{
"status": "unaffected",
"version": "Errata #1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Errata #1165,1166,1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Errata #1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Errata #1165,1166,1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Errata #1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Errata #1165,1166,1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 4000 Series Desktop Processors",
"versions": [
{
"status": "unaffected",
"version": "Errata #1165,1166,1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ Z2 Series Processors",
"versions": [
{
"status": "unaffected",
"version": "Errata #1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 8040 Series Mobile Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Errata #1526"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD EPYC™ Embedded 7002 Series Processors",
"versions": [
{
"status": "unaffected",
"version": "No fix planned"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ Embedded 5000 Series Processors",
"versions": [
{
"status": "unaffected",
"version": "No fix planned"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ Embedded V2000 Series Processors",
"versions": [
{
"status": "unaffected",
"version": "No fix planned"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ Embedded V3000 Series Processors",
"versions": [
{
"status": "unaffected",
"version": "No fix planned"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ Embedded 8000 Series Processors",
"versions": [
{
"status": "unaffected",
"version": "No fix planned"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ Embedded 7000 Series Processors",
"versions": [
{
"status": "unaffected",
"version": "No fix planned"
}
],
"defaultStatus": "affected"
}
]
}
],
"published": "2026-02-13T00:16:02.633",
"references": [
{
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html",
"source": "psirt@amd.com"
},
{
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4013.html",
"source": "psirt@amd.com"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@amd.com",
"description": [
{
"lang": "en",
"value": "CWE-119"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Improper restriction of operations within the bounds of a memory buffer in PCIe® Link could allow an attacker with access to a guest virtual machine to potentially perform a denial of service attack against the host resulting in loss of availability."
},
{
"lang": "es",
"value": "Restricción inadecuada de operaciones dentro de los límites de un búfer de memoria en el enlace PCIe® podría permitir a un atacante con acceso a una máquina virtual invitada realizar potencialmente un ataque de denegación de servicio contra el anfitrión, lo que resultaría en la pérdida de disponibilidad."
}
],
"lastModified": "2026-06-17T07:10:27.470",
"sourceIdentifier": "psirt@amd.com"
}