{ "id": "CVE-2016-3961", "sourceIdentifier": "cve@mitre.org", "published": "2016-04-15T14:59:14.050", "lastModified": "2016-11-28T20:14:24.493", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "Xen and the Linux kernel through 4.5.x do not properly suppress hugetlbfs support in x86 PV guests, which allows local PV guest OS users to cause a denial of service (guest OS crash) by attempting to access a hugetlbfs mapped area." }, { "lang": "es", "value": "Xen y el kernel de Linux hasta la versi\u00f3n 4.5.x no suprime adecuadamente el apoyo hugetlbfs en invitados x86 PV, lo que permite a usuarios PV locales invitados del SO provocar una denegaci\u00f3n de servicio (caida de SO invitado) al intentar acceder a un \u00e1rea mapeada hugetlbfs." } ], "metrics": { "cvssMetricV30": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.0", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 1.8, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.1 }, "baseSeverity": "LOW", "exploitabilityScore": 3.9, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-20" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*", "matchCriteriaId": "E88A537F-F4D0-46B9-9E37-965233C2A355" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*", "versionEndIncluding": "4.5.3", "matchCriteriaId": "DA1EE117-3EC6-4829-9431-F90E83C0DA58" } ] } ] } ], "references": [ { "url": "http://www.debian.org/security/2016/dsa-3607", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/bid/86068", "source": "cve@mitre.org" }, { "url": "http://www.securitytracker.com/id/1035569", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://www.ubuntu.com/usn/USN-3001-1", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-3002-1", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-3003-1", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-3004-1", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-3005-1", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-3006-1", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-3007-1", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.ubuntu.com/usn/USN-3049-1", "source": "cve@mitre.org" }, { "url": "http://www.ubuntu.com/usn/USN-3050-1", "source": "cve@mitre.org" }, { "url": "http://xenbits.xen.org/xsa/advisory-174.html", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "http://xenbits.xen.org/xsa/xsa174.patch", "source": "cve@mitre.org", "tags": [ "Patch" ] } ] }