{
  "id": "CVE-2015-8746",
  "sourceIdentifier": "security@debian.org",
  "published": "2016-05-02T10:59:19.843",
  "lastModified": "2018-01-05T02:30:21.243",
  "vulnStatus": "Modified",
  "evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/476.html\">CWE-476: NULL Pointer Dereference</a>",
  "descriptions": [
    {
      "lang": "en",
      "value": "fs/nfs/nfs4proc.c in the NFS client in the Linux kernel before 4.2.2 does not properly initialize memory for migration recovery operations, which allows remote NFS servers to cause a denial of service (NULL pointer dereference and panic) via crafted network traffic."
    },
    {
      "lang": "es",
      "value": "fs/nfs/nfs4proc.c en el cliente NFS en el kernel de Linux en versiones anteriores a 4.2.2 no inicializa memoria correctamente para operaciones de recuperaci\u00f3n de migraci\u00f3n, lo que permite a servidores NFS remotos provocar una denegaci\u00f3n de servicio (referencia a puntero NULL y p\u00e1nico) a trav\u00e9s de tr\u00e1fico de red manipulado."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "4.2.1",
              "matchCriteriaId": "BB9E3119-44FE-4BA5-9F88-770B7AC2D5BA"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=18e3b739fdc826481c6a1335ce0c5b19b3d415da",
      "source": "security@debian.org"
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2016-2574.html",
      "source": "security@debian.org"
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2016-2584.html",
      "source": "security@debian.org"
    },
    {
      "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.2.2",
      "source": "security@debian.org"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2016/01/05/9",
      "source": "security@debian.org"
    },
    {
      "url": "http://www.securitytracker.com/id/1034594",
      "source": "security@debian.org"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1295802",
      "source": "security@debian.org"
    },
    {
      "url": "https://github.com/torvalds/linux/commit/18e3b739fdc826481c6a1335ce0c5b19b3d415da",
      "source": "security@debian.org",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}