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CVE-2017-15843

Estado: ModificadaAlta (7)—
Gravedad7Alta · CVSS 3.0
Probabilidad de explotación0.12 %mayor que el 2 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoNo conocidosin código público localizado

Debido a una condición de carrera en un controlador de bus, puede ocurrir una doble liberación (double free) en msm_bus_floor_vote_context() en todas las distribuciones de Android de CAF (Android for MSM, Firefox OS for MSM, QRD Android) que utilizan el kernel de Linux.

CVSS

Puntuación base
7
Versión
3.0
Vector
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días
0.12 %
Percentil entre todas las CVEs puntuadas
2
Fecha de la puntuación
21/10/2026

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Google — Android

CWE

Referencias

Mostrar las 3 referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2017-15843",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 4.4,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
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        "obtainAllPrivilege": false,
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    "cvssMetricV30": [
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  },
  "affected": [
    {
      "source": "product-security@qualcomm.com",
      "affectedData": [
        {
          "vendor": "Qualcomm, Inc.",
          "product": "Android for MSM, Firefox OS for MSM, QRD Android",
          "versions": [
            {
              "status": "affected",
              "version": "All Android releases from CAF using the Linux kernel"
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  "published": "2018-06-12T20:29:00.280",
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    },
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      "url": "https://source.android.com/security/bulletin/pixel/2018-05-01",
      "tags": [
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    {
      "url": "https://www.codeaurora.org/security-bulletin/2018/05/11/may-2018-code-aurora-security-bulletin-2",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-362"
        },
        {
          "lang": "en",
          "value": "CWE-415"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Due to a race condition in a bus driver, a double free in msm_bus_floor_vote_context() can potentially occur in all Android releases from CAF (Android for MSM, Firefox OS for MSM, QRD Android) using the Linux Kernel."
    },
    {
      "lang": "es",
      "value": "Debido a una condición de carrera en un controlador de bus, puede ocurrir una doble liberación (double free) en msm_bus_floor_vote_context() en todas las distribuciones de Android de CAF (Android for MSM, Firefox OS for MSM, QRD Android) que utilizan el kernel de Linux."
    }
  ],
  "lastModified": "2026-06-17T01:08:21.547",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "matchCriteriaId": "F8B9FEC8-73B6-43B8-B24E-1F7C20D91D26"
            }
          ],
          "operator": "OR"
        }
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  ],
  "sourceIdentifier": "product-security@qualcomm.com"
}