CVE-2014-1642

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true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest administrators to cause a denial of service (memory corruption and hypervisor crash) and possibly execute arbitrary code via vectors related to an out-of-memory error that triggers a (1) use-after-free or (2) double free."}, {"lang": "es", "value": "La configuraci\u00f3n de IRQ en Xen 4.2.x y 4.3.x, utilizando passthrough de dispositivos y configurado para soportar un gran n\u00famero de CPUs, libera cierta memoria que todav\u00eda puedan destinarse a su utilizaci\u00f3n, lo que permite a los administradores de los hu\u00e9spedes locales provocar una denegaci\u00f3n de servicio (corrupci\u00f3n de memoria y ca\u00edda de hipervisor) y posiblemente ejecutar c\u00f3digo arbitrario a trav\u00e9s de vectores relacionados con un error de falta de memoria que provoca un fallo de (1) uso despu\u00e9s de liberaci\u00f3n o (2) doble liberaci\u00f3n de memoria."}], "id": "CVE-2014-1642", "lastModified": "2026-06-17T00:05:19.667", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-01-26T16:58:11.620", "references": [{"source": "cve@mitre.org", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-February/127580.html"}, 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{"acknowledgement": "Red Hat would like to thank Xen project for reporting this issue.", "bugzilla": {"description": "xen: out-of-memory condition yielding memory corruption during IRQ setup", "id": "1057140", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1057140"}, "csaw": false, "cvss": {"cvss_base_score": "6.5", "cvss_scoring_vector": "AV:A/AC:H/Au:S/C:C/I:C/A:C", "status": "draft"}, "details": ["The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest administrators to cause a denial of service (memory corruption and hypervisor crash) and possibly execute arbitrary code via vectors related to an out-of-memory error that triggers a (1) use-after-free or (2) double free."], "name": "CVE-2014-1642", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel-xen", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2014-01-23T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-1642\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-1642"], "statement": "Not vulnerable.\nThis issue did not affect the versions of the kernel-xen package as shipped with Red Hat Enterprise Linux 5.\nThis issue did not affect Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG 2 as we did not have support for Xen hypervisor.", "threat_severity": "Important"}

{}