CVE-2022-21819

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{"affected": [{"affectedData": [{"product": "Jetson Nano, Jetson Nano 2GB", "vendor": "NVIDIA", "versions": [{"status": "affected", "version": "All 32.x versions prior to 32.7.1"}]}], "source": "psirt@nvidia.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:nvidia:jetson_linux:*:*:*:*:*:*:*:*", "matchCriteriaId": "3F748589-5DF3-4AC1-B23B-69A4D8CC7305", "versionEndExcluding": "32.7.1", "versionStartIncluding": "32.1", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:nvidia:jetson_nano:-:*:*:*:*:*:*:*", "matchCriteriaId": "2B2B041F-21A8-4F0B-BBAF-7CDD8B911547", "vulnerable": false}, {"criteria": "cpe:2.3:h:nvidia:jetson_nano_2gb:-:*:*:*:*:*:*:*", "matchCriteriaId": "52E153CA-BE89-4C66-8B72-8901BF592423", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "NVIDIA distributions of Jetson Linux contain a vulnerability where an error in the IOMMU configuration may allow an unprivileged attacker with physical access to the board direct read/write access to the entire system address space through the PCI bus. Such an attack could result in denial of service, code execution, escalation of privileges, and impact to data integrity and confidentiality. The scope impact may extend to other components."}, {"lang": "es", "value": "Las distribuciones de NVIDIA de Jetson Linux contienen una vulnerabilidad en la que un error en la configuraci\u00f3n de IOMMU puede permitir a un atacante no privilegiado con acceso f\u00edsico a la placa el acceso directo de lectura/escritura a todo el espacio de direcciones del sistema mediante el bus PCI. Tal ataque podr\u00eda resultar en la denegaci\u00f3n de servicio, una ejecuci\u00f3n de c\u00f3digo, una escalada de privilegios y el impacto en la integridad y confidencialidad de los datos. El impacto del alcance puede extenderse a otros componentes"}], "id": "CVE-2022-21819", "lastModified": "2026-06-17T04:27:02.680", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "HIGH", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.9, "impactScore": 6.0, "source": "psirt@nvidia.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "HIGH", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.9, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-03-11T14:15:07.700", "references": [{"source": "psirt@nvidia.com", "tags": ["Vendor Advisory"], "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5321"}, {"source": "psirt@nvidia.com", "url": "https://www.thegoodpenguin.co.uk/blog/pcie-dma-attack-against-a-secured-jetson-nano-cve-2022-21819/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://nvidia.custhelp.com/app/answers/detail/a_id/5321"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.thegoodpenguin.co.uk/blog/pcie-dma-attack-against-a-secured-jetson-nano-cve-2022-21819/"}], "sourceIdentifier": "psirt@nvidia.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-732"}], "source": "psirt@nvidia.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-732"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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