nvd-json-data-feeds/CVE-2021/CVE-2021-471xx/CVE-2021-47141.json

{
  "id": "CVE-2021-47141",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "published": "2024-03-25T09:15:08.790",
  "lastModified": "2024-12-20T13:52:15.857",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngve: Add NULL pointer checks when freeing irqs.\n\nWhen freeing notification blocks, we index priv->msix_vectors.\nIf we failed to allocate priv->msix_vectors (see abort_with_msix_vectors)\nthis could lead to a NULL pointer dereference if the driver is unloaded."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: gve: agrega comprobaciones de puntero NULL al liberar irqs. Al liberar bloques de notificaciones, indexamos priv->msix_vectors. Si no pudimos asignar priv->msix_vectors (consulte abort_with_msix_vectors), esto podr\u00eda provocar una desreferencia del puntero NULL si el controlador est\u00e1 descargado."
    }
  ],
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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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