gsd-2016-2339
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
An exploitable heap overflow vulnerability exists in the Fiddle::Function.new "initialize" function functionality of Ruby. In Fiddle::Function.new "initialize" heap buffer "arg_types" allocation is made based on args array length. Specially constructed object passed as element of args array can increase this array size after mentioned allocation and cause heap overflow.
Aliases
Aliases
CVE-2016-2339


To clipboard 

{
  "GSD": {
    "alias": "CVE-2016-2339",
    "description": "An exploitable heap overflow vulnerability exists in the Fiddle::Function.new \"initialize\" function functionality of Ruby. In Fiddle::Function.new \"initialize\" heap buffer \"arg_types\" allocation is made based on args array length. Specially constructed object passed as element of args array can increase this array size after mentioned allocation and cause heap overflow.",
    "id": "GSD-2016-2339",
    "references": [
      "https://www.suse.com/security/cve/CVE-2016-2339.html",
      "https://ubuntu.com/security/CVE-2016-2339",
      "https://advisories.mageia.org/CVE-2016-2339.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2016-2339"
      ],
      "details": "An exploitable heap overflow vulnerability exists in the Fiddle::Function.new \"initialize\" function functionality of Ruby. In Fiddle::Function.new \"initialize\" heap buffer \"arg_types\" allocation is made based on args array length. Specially constructed object passed as element of args array can increase this array size after mentioned allocation and cause heap overflow.",
      "id": "GSD-2016-2339",
      "modified": "2023-12-13T01:21:19.723196Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cert@cert.org",
        "ID": "CVE-2016-2339",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Ruby",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "2.3.0 dev"
                        },
                        {
                          "version_value": "2.2.2"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Ruby"
            }
          ]
        }
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      "data_type": "CVE",
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          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "heap overflow vulnerability"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "[debian-lts-announce] 20180714 [SECURITY] [DLA 1421-1] ruby2.1 security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"
          },
          {
            "name": "91234",
            "refsource": "BID",
            "url": "http://www.securityfocus.com/bid/91234"
          },
          {
            "name": "http://www.talosintelligence.com/reports/TALOS-2016-0034/",
            "refsource": "MISC",
            "url": "http://www.talosintelligence.com/reports/TALOS-2016-0034/"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:2.3.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:2.2.2:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
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          "ID": "CVE-2016-2339"
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        "data_type": "CVE",
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        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "An exploitable heap overflow vulnerability exists in the Fiddle::Function.new \"initialize\" function functionality of Ruby. In Fiddle::Function.new \"initialize\" heap buffer \"arg_types\" allocation is made based on args array length. Specially constructed object passed as element of args array can increase this array size after mentioned allocation and cause heap overflow."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-119"
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        },
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          "reference_data": [
            {
              "name": "http://www.talosintelligence.com/reports/TALOS-2016-0034/",
              "refsource": "MISC",
              "tags": [
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                "Third Party Advisory",
                "VDB Entry"
              ],
              "url": "http://www.talosintelligence.com/reports/TALOS-2016-0034/"
            },
            {
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            },
            {
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              "refsource": "MLIST",
              "tags": [],
              "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": true,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 7.5,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2018-07-15T01:29Z",
      "publishedDate": "2017-01-06T21:59Z"
    }
  }
}


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