CVE-2015-7835

{"id": "CVE-2015-7835", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2015-10-30T15:59:04.747", "references": [{"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html", "source": "cve@mitre.org"}, {"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html", "source": "cve@mitre.org"}, {"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-updates/2015-11/msg00063.html", "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.html", "source": "cve@mitre.org"}, {"url": "http://support.citrix.com/article/CTX202404", "source": "cve@mitre.org"}, {"url": "http://www.debian.org/security/2015/dsa-3390", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/77366", "source": "cve@mitre.org"}, {"url": "http://www.securitytracker.com/id/1034032", "source": "cve@mitre.org"}, {"url": "http://xenbits.xen.org/xsa/advisory-148.html", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/QubesOS/qubes-secpack/blob/master/QSBs/qsb-022-2015.txt", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/201604-03", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-264"}]}], "descriptions": [{"lang": "en", "value": "The mod_l2_entry function in arch/x86/mm.c in Xen 3.4 through 4.6.x does not properly validate level 2 page table entries, which allows local PV guest administrators to gain privileges via a crafted superpage mapping."}, {"lang": "es", "value": "La funci\u00f3n mod_l2_entry en arch/x86/mm.c en Xen 3.4 hasta la versi\u00f3n 4.6.x no valida correctamente las entradas de la tabla de paginaci\u00f3n de nivel 2, lo que permite a administradores invitados PV locales obtener privilegios a trav\u00e9s de un mapeo de superpage manipulado."}], "lastModified": "2018-10-30T16:26:53.700", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:xen:xen:3.4.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7F7D1B7E-C30F-430F-832D-2A405DA1F2D9"}, {"criteria": "cpe:2.3:o:xen:xen:3.4.1:*:*:*:*:*:*:*", "vulnerable": true, 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