CVE-2016-9382

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"confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2017-01-23T21:59:02.830", "references": [{"url": "http://www.securityfocus.com/bid/94470", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "http://www.securitytracker.com/id/1037341", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "http://xenbits.xen.org/xsa/advisory-192.html", "tags": ["Patch", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/201612-56", "source": "cve@mitre.org"}, {"url": "https://support.citrix.com/article/CTX218775", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-264"}]}], "descriptions": [{"lang": "en", "value": "Xen 4.0.x through 4.7.x mishandle x86 task switches to VM86 mode, which allows local 32-bit x86 HVM guest OS users to gain privileges or cause a denial of service (guest OS crash) by leveraging a guest operating system that uses hardware task switching and allows a new task to start in VM86 mode."}, {"lang": "es", "value": "Xen 4.0.x hasta la versi\u00f3n 4.7.x administra mal los conmutadores de tareas x86 para el modo VM86, lo que permite a usuarios locales del SO invitado x86 HVM de 32-bit obtener privilegios o provocar una denegaci\u00f3n de servicio (ca\u00edda del SO invitado) aprovechando un sistema operativo invitado que utiliza conmutaci\u00f3n de tareas de hardware y permite iniciar una una nueva tarea en modo VM86."}], "lastModified": "2017-07-01T01:30:12.890", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "550223A9-B9F1-440A-8C25-9F0F76AF7301"}, {"criteria": "cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": 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