CVE-2017-12134

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://support.citrix.com/article/CTX225941", "name": "https://support.citrix.com/article/CTX225941", "tags": ["Patch", "Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1477656", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1477656", "tags": ["Issue Tracking", "Mitigation", "Patch", "Third Party Advisory"], "refsource": "MISC"}, {"url": "http://xenbits.xen.org/xsa/advisory-229.html", "name": "http://xenbits.xen.org/xsa/advisory-229.html", "tags": ["Mitigation", "Patch", "Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.securitytracker.com/id/1039176", "name": "1039176", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "SECTRACK"}, {"url": "http://www.securityfocus.com/bid/100343", "name": "100343", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "http://www.openwall.com/lists/oss-security/2017/08/15/4", "name": "[oss-security] 20170815 Xen Security Advisory 229 (CVE-2017-12134) - linux: Fix Xen block IO merge-ability calculation", "tags": ["Mailing List", "Mitigation", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.debian.org/security/2017/dsa-3981", "name": "DSA-3981", "tags": [], "refsource": "DEBIAN"}, {"url": "https://security.gentoo.org/glsa/201801-14", "name": "GLSA-201801-14", "tags": [], "refsource": "GENTOO"}, {"url": "https://usn.ubuntu.com/3655-2/", "name": "USN-3655-2", "tags": [], "refsource": "UBUNTU"}, {"url": "https://usn.ubuntu.com/3655-1/", "name": "USN-3655-1", "tags": [], "refsource": "UBUNTU"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The xen_biovec_phys_mergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability calculation."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-682"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2017-12134", "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": "CHANGED", "version": "3.0", "baseScore": 8.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 2.0}}, "publishedDate": "2017-08-24T14:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:citrix:xenserver:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:citrix:xenserver:6.5:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:citrix:xenserver:7.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:citrix:xenserver:6.2.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:citrix:xenserver:7.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:citrix:xenserver:6.0.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2019-10-03T00:03Z"}