Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:xen:xen:4.5.0:*:*:*:*:*:*:*", "matchCriteriaId": "90CCECD0-C0F9-45A8-8699-64428637EBCA", "vulnerable": true}, {"criteria": "cpe:2.3:o:xen:xen:4.5.1:*:*:*:*:*:*:*", "matchCriteriaId": "F0ED340C-6746-471E-9F2D-19D62D224B7A", "vulnerable": true}, {"criteria": "cpe:2.3:o:xen:xen:4.5.2:*:*:*:*:*:*:*", "matchCriteriaId": "99BD7C4F-DE4C-4508-B20D-46A94B616C5B", "vulnerable": true}, {"criteria": "cpe:2.3:o:xen:xen:4.5.3:*:*:*:*:*:*:*", "matchCriteriaId": "3374F1FB-70F9-4EBC-837B-0D42282E3E5F", "vulnerable": true}, {"criteria": "cpe:2.3:o:xen:xen:4.6.0:*:*:*:*:*:*:*", "matchCriteriaId": "4B6F7CE9-C409-4D88-9A99-B21420633F45", "vulnerable": true}, {"criteria": "cpe:2.3:o:xen:xen:4.6.1:*:*:*:*:*:*:*", "matchCriteriaId": "B814C381-4991-495A-B530-7543F977B346", "vulnerable": true}, {"criteria": "cpe:2.3:o:xen:xen:4.6.3:*:*:*:*:*:*:*", "matchCriteriaId": "14442705-D243-4250-A486-E70989946D73", "vulnerable": true}, {"criteria": "cpe:2.3:o:xen:xen:4.7.0:*:*:*:*:*:*:*", "matchCriteriaId": "F1DD0255-9127-4C7F-9C02-42198820363E", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:citrix:xenserver:6.0:*:*:*:*:*:*:*", "matchCriteriaId": "9C1D10B8-202D-44A4-A872-88D7C11488D1", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:xenserver:6.0.2:*:*:*:*:*:*:*", "matchCriteriaId": "5FCF191B-971A-4945-AB14-08091689BE2F", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:xenserver:6.1:*:*:*:*:*:*:*", "matchCriteriaId": "082A4559-2E75-4B84-8E50-304015DB9C7E", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:xenserver:6.2.0:sp1:*:*:*:*:*:*", "matchCriteriaId": "878949E0-D656-4E0E-858A-C6AD948A2A2F", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:xenserver:6.5.0:sp1:*:*:*:*:*:*", "matchCriteriaId": "674E9825-655A-4860-8FD1-7F022090922F", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:xenserver:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "405F950F-0772-41A3-8B72-B67151CC1376", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Xen 4.5.x through 4.7.x do not implement Supervisor Mode Access Prevention (SMAP) whitelisting in 32-bit exception and event delivery, which allows local 32-bit PV guest OS kernels to cause a denial of service (hypervisor and VM crash) by triggering a safety check."}, {"lang": "es", "value": "Xen 4.5.x hasta la version 4.7.x no implementa listas blancas Supervisor Mode Access Prevencion (SMAP) en excepci\u00f3n 32 bits y entrega de eventos, lo que permite a kernels 32-bit PV locales del SO invitado provocar una denegaci\u00f3n de servicio (hipervisor y caida VM) mediante la activaci\u00f3n de un control de seguridad."}], "id": "CVE-2016-6259", "lastModified": "2025-04-12T10:46:40.837", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.9, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 2.5, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2016-08-02T16:59:09.133", "references": [{"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "http://support.citrix.com/article/CTX214954"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://www.securityfocus.com/bid/92130"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://www.securitytracker.com/id/1036447"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Patch"], "url": "http://xenbits.xen.org/xsa/advisory-183.html"}, {"source": "cve@mitre.org", "tags": ["Mitigation", "Patch"], "url": "http://xenbits.xen.org/xsa/xsa183-4.6.patch"}, {"source": "cve@mitre.org", "tags": ["Mitigation", "Patch"], "url": "http://xenbits.xen.org/xsa/xsa183-unstable.patch"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://support.citrix.com/article/CTX214954"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.securityfocus.com/bid/92130"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.securitytracker.com/id/1036447"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch"], "url": "http://xenbits.xen.org/xsa/advisory-183.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Patch"], "url": "http://xenbits.xen.org/xsa/xsa183-4.6.patch"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Patch"], "url": "http://xenbits.xen.org/xsa/xsa183-unstable.patch"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}