CVE-2016-1570

{"id": "CVE-2016-1570", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.0", "baseScore": 8.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 1.8}]}, "published": "2016-01-22T15:59:05.913", "references": [{"url": "http://www.debian.org/security/2016/dsa-3519", "source": "cve@mitre.org"}, {"url": "http://www.securitytracker.com/id/1034744", "source": "cve@mitre.org"}, {"url": "http://xenbits.xen.org/xsa/advisory-167.html", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.debian.org/security/2016/dsa-3519", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securitytracker.com/id/1034744", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://xenbits.xen.org/xsa/advisory-167.html", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "The PV superpage functionality in arch/x86/mm.c in Xen 3.4.0, 3.4.1, and 4.1.x through 4.6.x allows local PV guests to obtain sensitive information, cause a denial of service, gain privileges, or have unspecified other impact via a crafted page identifier (MFN) to the (1) MMUEXT_MARK_SUPER or (2) MMUEXT_UNMARK_SUPER sub-op in the HYPERVISOR_mmuext_op hypercall or (3) unknown vectors related to page table updates."}, {"lang": "es", "value": "La funcionalidad superpage PV en arch/x86/mm.c en Xen 3.4.0, 3.4.1 y 4.1.x hasta la versi\u00f3n 4.6.x permite a invitados PV locales obtener informaci\u00f3n sensible, provocar una denegaci\u00f3n de servicio, obtener privilegios o tener otro impacto no especificado a trav\u00e9s de un identificador de p\u00e1gina manipulado (MFN) en el (1) MMUEXT_MARK_SUPER o (2) MMUEXT_UNMARK_SUPER sub-op en la hiperllamada HYPERVISOR_mmuext_op o (3) vectores desconocidos relacionados con actualizaciones de la tabla de p\u00e1gina."}], "lastModified": "2025-04-12T10:46:40.837", "configurations": [{"nodes": [{"negate": false, 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