CVE-2017-2596

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1417812", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1417812", "tags": ["Issue Tracking", "Patch"], "refsource": "CONFIRM"}, {"url": "http://www.openwall.com/lists/oss-security/2017/01/31/4", "name": "[oss-security] 20170131 CVE-2017-2596 Kernel: kvm: page reference leakage in handle_vmon", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.securityfocus.com/bid/95878", "name": "95878", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "http://www.debian.org/security/2017/dsa-3791", "name": "DSA-3791", "tags": [], "refsource": "DEBIAN"}, {"url": "https://access.redhat.com/errata/RHSA-2017:2077", "name": "RHSA-2017:2077", "tags": [], "refsource": "REDHAT"}, {"url": "https://access.redhat.com/errata/RHSA-2017:1842", "name": "RHSA-2017:1842", "tags": [], "refsource": "REDHAT"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The nested_vmx_check_vmptr function in arch/x86/kvm/vmx.c in the Linux kernel through 4.9.8 improperly emulates the VMXON instruction, which allows KVM L1 guest OS users to cause a denial of service (host OS memory consumption) by leveraging the mishandling of page references."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-772"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2017-2596", "ASSIGNER": "secalert@redhat.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "CHANGED", "version": "3.0", "baseScore": 6.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 4.0, "exploitabilityScore": 2.0}}, "publishedDate": "2017-02-06T06:59Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "4.9.8"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2023-02-12T23:29Z"}