{
  "id": "CVE-2022-48663",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-04-28T13:15:07.980",
  "lastModified": "2025-01-14T14:53:12.910",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngpio: mockup: fix NULL pointer dereference when removing debugfs\n\nWe now remove the device's debugfs entries when unbinding the driver.\nThis now causes a NULL-pointer dereference on module exit because the\nplatform devices are unregistered *after* the global debugfs directory\nhas been recursively removed. Fix it by unregistering the devices first."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: gpio: maqueta: corrige la desreferencia del puntero NULL al eliminar debugfs Ahora eliminamos las entradas debugfs del dispositivo al desvincular el controlador. Esto ahora provoca una desreferencia del puntero NULL al salir del m\u00f3dulo porque los dispositivos de la plataforma no est\u00e1n registrados *despu\u00e9s* de que el directorio global debugfs se haya eliminado de forma recursiva. Solucionarlo cancelando el registro de los dispositivos primero."
    }
  ],
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6
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