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privilegios a los usuarios privilegiados invitados a trav\u00e9s de un descriptor indirecto debidamente modificado relacionado con \"virtqueue dentro y fuera de las solicitudes.\""}], "id": "CVE-2011-2212", "lastModified": "2023-02-13T01:19:44.577", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "ADJACENT_NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 7.4, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:A/AC:M/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 4.4, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-06-21T15:55:09.693", "references": [{"source": "secalert@redhat.com", "url": 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{"acknowledgement": "Red Hat would like to thank Nelson Elhage for reporting this issue.", "affected_release": [{"advisory": "RHSA-2011:0919", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "qemu-kvm-2:0.12.1.2-2.160.el6_1.2", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-07-05T00:00:00Z"}], "bugzilla": {"description": "qemu-kvm: virtqueue: too-large indirect descriptor buffer overflow", "id": "713589", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=713589"}, "csaw": false, "cvss": {"cvss_base_score": "7.4", "cvss_scoring_vector": "AV:A/AC:M/Au:S/C:C/I:C/A:C", "status": "verified"}, "cwe": "CWE-119", "details": ["Buffer overflow in the virtio subsystem in qemu-kvm 0.14.0 and earlier allows privileged guest users to cause a denial of service (guest crash) or gain privileges via a crafted indirect descriptor related to \"virtqueue in and out requests.\""], "name": "CVE-2011-2212", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kvm", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/:redhat:enterprise_linux:::hypervisor", "fix_state": "Not affected", "package_name": "ovirt-node", "product_name": "Red Hat Enterprise Virtualization 2"}], "public_date": "2011-07-05T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-2212\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-2212"], "statement": "This issue only affects Red Hat Enterprise Linux 6. The version of the qemu/kvm\nas shipped with Red Hat Enterprise Linux 5 is not affected because it does not provide support for indirect descriptors.", "threat_severity": "Important"}