CVE-2017-2596

{"id": "CVE-2017-2596", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"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"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"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}]}, "published": "2017-02-06T06:59:00.450", "references": [{"url": "http://www.debian.org/security/2017/dsa-3791", "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2017/01/31/4", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/95878", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2017:1842", "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2017:2077", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1417812", "tags": ["Issue Tracking", "Patch"], "source": "secalert@redhat.com"}, {"url": "http://www.debian.org/security/2017/dsa-3791", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2017/01/31/4", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/95878", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://access.redhat.com/errata/RHSA-2017:1842", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://access.redhat.com/errata/RHSA-2017:2077", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1417812", "tags": ["Issue Tracking", "Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-772"}]}], "descriptions": [{"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."}, {"lang": "es", "value": "La funci\u00f3n nested_vmx_check_vmptr en arch/x86/kvm/vmx.c en el kernel de Linux hasta la versi\u00f3n 4.9.8 emula indebidamente la instrucci\u00f3n VMXON, lo que permite a usuarios del SO invitado KVM L1 provocar una denegaci\u00f3n de servicio (consumo de memoria del SO anfitri\u00f3n) aprovechando el manejo incorrecto de referencia de p\u00e1ginas."}], "lastModified": "2024-11-21T03:23:47.887", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "631307FC-F876-4F6F-9611-3DA04263A60E", "versionEndIncluding": "4.9.8"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}