{
  "id": "CVE-2019-19036",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2019-11-21T02:15:23.273",
  "lastModified": "2020-08-03T17:15:10.573",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "btrfs_root_node in fs/btrfs/ctree.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because rcu_dereference(root->node) can be zero."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n btrfs_root_node en el archivo fs/btrfs/ctree.c en el kernel de Linux versiones hasta 5.3.12, permite una desreferencia del puntero NULL porque la funci\u00f3n rcu_dereference(root-)node) puede ser cero."
    }
  ],
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        "type": "Primary",
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 1.8,
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      }
    ],
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          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
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  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ]
    }
  ],
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          "cpeMatch": [
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  "references": [
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19036",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
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    {
      "url": "https://security.netapp.com/advisory/ntap-20191205-0001/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://usn.ubuntu.com/4414-1/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://usn.ubuntu.com/4439-1/",
      "source": "cve@mitre.org"
    }
  ]
}