{
  "id": "CVE-2020-27835",
  "sourceIdentifier": "secalert@redhat.com",
  "published": "2021-01-07T18:15:13.137",
  "lastModified": "2021-01-14T15:12:37.217",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system."
    },
    {
      "lang": "es",
      "value": "Se encontr\u00f3 un uso de la memoria previamente liberada en el controlador infiniband hfi1 del kernel de Linux en versiones anteriores a 5.10-rc6, en la manera en que el usuario llama una Ioctl despu\u00e9s de abrir el archivo dev y la rama. Un usuario local podr\u00eda usar este fallo para bloquear el sistema"
    }
  ],
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          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 4.4,
          "baseSeverity": "MEDIUM"
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        "exploitabilityScore": 0.8,
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          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 4.9
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 3.9,
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        "acInsufInfo": false,
        "obtainAllPrivilege": false,
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        }
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    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1901709",
      "source": "secalert@redhat.com",
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        "Issue Tracking",
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}