CVE-2012-2121

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://bugzilla.redhat.com/show_bug.cgi?id=814149", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=814149", "tags": [], "refsource": "CONFIRM"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.4", "name": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.4", "tags": [], "refsource": "CONFIRM"}, {"url": "http://www.openwall.com/lists/oss-security/2012/04/19/16", "name": "[oss-security] 20120419 Re: CVE request -- kernel: kvm: device assignment page leak", "tags": [], "refsource": "MLIST"}, {"url": "https://github.com/torvalds/linux/commit/09ca8e1173bcb12e2a449698c9ae3b86a8a10195", "name": "https://github.com/torvalds/linux/commit/09ca8e1173bcb12e2a449698c9ae3b86a8a10195", "tags": [], "refsource": "CONFIRM"}, {"url": "http://www.securitytracker.com/id?1027083", "name": "1027083", "tags": [], "refsource": "SECTRACK"}, {"url": "http://rhn.redhat.com/errata/RHSA-2012-0743.html", "name": "RHSA-2012:0743", "tags": [], "refsource": "REDHAT"}, {"url": "http://www.ubuntu.com/usn/USN-1577-1", "name": "USN-1577-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://secunia.com/advisories/50732", "name": "50732", "tags": [], "refsource": "SECUNIA"}, {"url": "http://www.ubuntu.com/usn/USN-2037-1", "name": "USN-2037-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2036-1", "name": "USN-2036-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://rhn.redhat.com/errata/RHSA-2012-0676.html", "name": "RHSA-2012:0676", "tags": [], "refsource": "REDHAT"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The KVM implementation in the Linux kernel before 3.3.4 does not properly manage the relationships between memory slots and the iommu, which allows guest OS users to cause a denial of service (memory leak and host OS crash) by leveraging administrative access to the guest OS to conduct hotunplug and hotplug operations on devices."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-264"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2012-2121", "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", "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2012-05-17T11:00Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "3.3.3"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2018-01-05T02:29Z"}