CVE-2014-3601

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triggering a large gfn value or (2) cause a denial of service (host OS memory consumption) by triggering a small gfn value that leads to permanently pinned pages."}, {"lang": "es", "value": "La funci\u00f3n kvm_iommu_map_pages en virt/kvm/iommu.c en el kernel de Linux hasta 3.16.1 calcula err\u00f3neamente el n\u00famero de las p\u00e1ginas durante el manejo de un fallo en las asignaciones, lo que permite a usuarios del sistema operativo invitado (1) causar una denegaci\u00f3n de servicio (corrupci\u00f3n de la memoria del sistema operativo anfitri\u00f3n) o posiblemente tener otro impacto no especificado mediante la provocaci\u00f3n de un valor gfn grande o (2) causar una denegaci\u00f3n de servicio (corrupci\u00f3n de la memoria del sistema operativo anfitri\u00f3n) mediante la provocaci\u00f3n de un valor gfn peque\u00f1o que conduce a p\u00e1ginas fijadas (pinned) permanentemente."}], "id": "CVE-2014-3601", "lastModified": "2026-06-17T00:08:36.023", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "HIGH", "accessVector": "ADJACENT_NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:A/AC:H/Au:S/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 2.5, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-09-01T01:55:18.250", "references": [{"source": "secalert@redhat.com", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=350b8bdd689cd2ab2c67c8a86a0be86cfa0751a7"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], 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{"acknowledgement": "This issue was discovered by Jack Morgenstein (Mellanox) and Michael Tsirkin (Red Hat).", "affected_release": [{"advisory": "RHSA-2014:1392", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-504.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2014-10-13T00:00:00Z"}], "bugzilla": {"description": "kernel: kvm: invalid parameter passing in kvm_iommu_map_pages()", "id": "1131951", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1131951"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:A/AC:H/Au:S/C:N/I:N/A:C", "status": "verified"}, "details": ["The kvm_iommu_map_pages function in virt/kvm/iommu.c in the Linux kernel through 3.16.1 miscalculates the number of pages during the handling of a mapping failure, which allows guest OS users to (1) cause a denial of service (host OS memory corruption) or possibly have unspecified other impact by triggering a large gfn value or (2) cause a denial of service (host OS memory consumption) by triggering a small gfn value that leads to permanently pinned pages.", "A flaw was found in the way the Linux kernel's kvm_iommu_map_pages() function handled IOMMU mapping failures. A privileged user in a guest with an assigned host device could use this flaw to crash the host."], "name": "CVE-2014-3601", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "kvm", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2014-08-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-3601\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-3601"], "threat_severity": "Moderate"}

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