CVE-2022-31243

{"id": "CVE-2022-31243", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.5}]}, "published": "2022-11-15T00:15:11.377", "references": [{"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-450613.pdf", "source": "cve@mitre.org"}, {"url": "https://www.insyde.com/security-pledge", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.insyde.com/security-pledge/SA-2022044", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-367"}]}], "descriptions": [{"lang": "en", "value": "Update description and links DMA transactions which are targeted at input buffers used for the software SMI handler used by the FvbServicesRuntimeDxe driver could cause SMRAM corruption through a TOCTOU attack.. \"DMA transactions which are targeted at input buffers used for the software SMI handler used by the FvbServicesRuntimeDxe driver could cause SMRAM corruption. This issue was discovered by Insyde engineering based on the general description provided by Intel's iSTARE group. Fixed in Kernel 5.2: 05.27.21. Kernel 5.3: 05.36.21. Kernel 5.4: 05.44.21. Kernel 5.5: 05.52.21 https://www.insyde.com/security-pledge/SA-2022044"}, {"lang": "es", "value": "Actualizar descripci\u00f3n y enlaces Las transacciones DMA que est\u00e1n dirigidas a los b\u00faferes de entrada utilizados para el controlador SMI de software utilizado por el controlador FvbServicesRuntimeDxe podr\u00edan causar corrupci\u00f3n de SMRAM a trav\u00e9s de un ataque TOCTOU. \"Las transacciones DMA que est\u00e1n dirigidas a los b\u00faferes de entrada utilizados para el controlador SMI de software utilizado por el controlador FvbServicesRuntimeDxe podr\u00eda causar corrupci\u00f3n de SMRAM. Este problema fue descubierto por ingenier\u00eda de Insyde bas\u00e1ndose en la descripci\u00f3n general proporcionada por el grupo iSTARE de Intel. Corregido en Kernel 5.2: 05.27.21. Kernel 5.3: 05.36.21. Kernel 5.4: 05.44.21. Kernel 5.5: 05.52.21 https://www.insyde.com/security-pledge/SA-2022044"}], "lastModified": "2023-02-14T12:15:14.877", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0C087718-2996-4535-B23D-9E63E6A44289", "versionEndExcluding": "5.2.05.27.21", "versionStartIncluding": "5.2"}, {"criteria": "cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2879B5DC-CBDE-414A-B872-7145F39684F9", "versionEndExcluding": "5.3.05.36.21", "versionStartIncluding": "5.3"}, {"criteria": "cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "26A55209-8EF2-4E7A-B2C5-8254096DB418", "versionEndExcluding": "5.4.05.44.21", "versionStartIncluding": "5.4"}, {"criteria": "cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A4661E31-75B8-41A8-B5AD-04D22F2B1BA5", "versionEndExcluding": "5.5.05.52.21", "versionStartIncluding": "5.5"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}