CVE-2016-3157

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://xenbits.xen.org/xsa/advisory-171.html", "name": "http://xenbits.xen.org/xsa/advisory-171.html", "tags": ["Patch", "Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.ubuntu.com/usn/USN-2997-1", "name": "USN-2997-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2996-1", "name": "USN-2996-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html", "name": "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html", "tags": [], "refsource": "CONFIRM"}, {"url": "http://www.securityfocus.com/bid/84594", "name": "84594", "tags": [], "refsource": "BID"}, {"url": "http://www.debian.org/security/2016/dsa-3607", "name": "DSA-3607", "tags": [], "refsource": "DEBIAN"}, {"url": "http://www.ubuntu.com/usn/USN-2968-1", "name": "USN-2968-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2969-1", "name": "USN-2969-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2971-1", "name": "USN-2971-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2971-2", "name": "USN-2971-2", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2970-1", "name": "USN-2970-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2971-3", "name": "USN-2971-3", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2968-2", "name": "USN-2968-2", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.securitytracker.com/id/1035308", "name": "1035308", "tags": [], "refsource": "SECTRACK"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The __switch_to function in arch/x86/kernel/process_64.c in the Linux kernel does not properly context-switch IOPL on 64-bit PV Xen guests, which allows local guest OS users to gain privileges, cause a denial of service (guest OS crash), or obtain sensitive information by leveraging I/O port access."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-264"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2016-3157", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"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"}, "severity": "HIGH", "impactScore": 10.0, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}}, "publishedDate": "2016-04-12T16:59Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2016-12-03T03:26Z"}