{
  "id": "CVE-2014-0155",
  "sourceIdentifier": "secalert@redhat.com",
  "published": "2014-04-14T23:55:07.577",
  "lastModified": "2023-02-13T00:34:09.810",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "The ioapic_deliver function in virt/kvm/ioapic.c in the Linux kernel through 3.14.1 does not properly validate the kvm_irq_delivery_to_apic return value, which allows guest OS users to cause a denial of service (host OS crash) via a crafted entry in the redirection table of an I/O APIC. NOTE: the affected code was moved to the ioapic_service function before the vulnerability was announced."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n ioapic_deliver en virt/kvm/ioapic.c en el kernel de Linux hasta 3.14.1 no valida debidamente el valor de vuelta kvm_irq_delivery_to_apic, lo que permite a usuarios invitados del sistema operativo causar una denegaci\u00f3n de servicio (ca\u00edda de sistema operativo anfitri\u00f3n) a trav\u00e9s de una entrada manipulada en la tabla de redirecci\u00f3n de I/O APIC.  NOTA: el c\u00f3digo afectado fue trasladado a la funci\u00f3n ioapic_service antes de que la vulnerabilidad fue anunciada."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:A/AC:L/Au:S/C:N/I:N/A:C",
          "accessVector": "ADJACENT_NETWORK",
          "accessComplexity": "LOW",
          "authentication": "SINGLE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 5.5
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 5.1,
        "impactScore": 6.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "3.14.1",
              "matchCriteriaId": "525BA1DC-FD54-4786-8ABA-BE8DFB2DFCC3"
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  "references": [
    {
      "url": "http://git.kernel.org/cgit/virt/kvm/kvm.git/commit/?id=5678de3f15010b9022ee45673f33bcfc71d47b60",
      "source": "secalert@redhat.com",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2014/04/07/2",
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1081589",
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
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    }
  ]
}