Security advisory

{
  "id": "594c18358a661538734dc5acf805074386a089b043c2c4061c585bd8a25085f5",
  "url": "https://osv.dev/vulnerability/CVE-2016-4076",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2016-4076",
    "summary": "epan/dissectors/packet-ncp2222.inc in the NCP dissector in Wireshark 2.0.x before 2.0.3 does not properly initialize memory for search patterns, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.",
    "evidence": "osv:CVE-2016-4076",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2016-4076",
      "aliases": [
        "CVE-2016-4076"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/wireshark/wireshark",
              "type": "GIT",
              "events": [
                {
                  "introduced": "9a73b827b22c7ce9132e939b9f07ec4425fc2aa6"
                },
                {
                  "last_affected": "a16e22ed9cbbc599fe8b7b8e40a6696a0138c489"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.0"
                      },
                      {
                        "last_affected": "2.0.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:wireshark:wireshark:2.0.1:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.1"
                      },
                      {
                        "last_affected": "2.0.1"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:wireshark:wireshark:2.0.2:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.2"
                      },
                      {
                        "last_affected": "2.0.2"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.0.0",
            "2.0.1",
            "2.0.2",
            "wireshark-2.0.2",
            "v2.0.2",
            "v2.0.2rc0",
            "wireshark-2.0.1",
            "v2.0.1",
            "v2.0.1rc0",
            "wireshark-2.0.0",
            "v2.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-4076.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/wireshark/wireshark",
              "type": "GIT",
              "events": [
                {
                  "introduced": "9a73b827b22c7ce9132e939b9f07ec4425fc2aa6"
                },
                {
                  "last_affected": "a16e22ed9cbbc599fe8b7b8e40a6696a0138c489"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.0"
                      },
                      {
                        "last_affected": "2.0.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:wireshark:wireshark:2.0.1:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.1"
                      },
                      {
                        "last_affected": "2.0.1"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:wireshark:wireshark:2.0.2:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.2"
                      },
                      {
                        "last_affected": "2.0.2"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.0.0",
            "2.0.1",
            "2.0.2",
            "wireshark-2.0.2",
            "v2.0.2",
            "v2.0.2rc0",
            "wireshark-2.0.1",
            "v2.0.1",
            "v2.0.1rc0",
            "wireshark-2.0.0",
            "v2.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-4076.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:19.668832247Z",
      "provider": "osv",
      "references": [
        "https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=ea8e6955fcff21333c203bc00f69d5025761459b",
        "https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11591"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2016-4076",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 430082,
  "published_at": "2016-04-25T10:59:01.27+00:00"
}