OFFIS DCMTK NULL Pointer Dereference

{
  "id": "3f78c9617f3111e53fda7e78c149b59a03120ab70042ea9cb588018cec7ae328",
  "url": "https://osv.dev/vulnerability/CVE-2022-2121",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "OFFIS DCMTK NULL Pointer Dereference",
    "summary": "OFFIS DCMTK's (All versions prior to 3.6.7) has a NULL pointer dereference vulnerability while processing DICOM files, which may result in a denial-of-service condition.",
    "evidence": "osv:CVE-2022-2121",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2022-2121",
      "aliases": [
        "CVE-2022-2121"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/dcmtk/dcmtk",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "a137f1aff4e1df3fbefe53ee8b160973c74c96dd"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:offis:dcmtk:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "3.6.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "DCMTK-3.6.5",
            "DCMTK-3.6.6",
            "DCMTK-3.6.5+_20191213",
            "DCMTK-3.6.4",
            "DCMTK-3.6.3",
            "DCMTK-3.6.2",
            "DCMTK-3.6.1_20170228",
            "DCMTK-3.6.1_20161102",
            "DCMTK-3.6.1_20160630",
            "DCMTK-3.6.1_20160216",
            "DCMTK-3.6.1_20150924",
            "DCMTK-3.6.1_20150629",
            "DCMTK-3.6.1_20150217",
            "DCMTK-3.6.1_20140617",
            "DCMTK-3.6.1_20131114",
            "DCMTK-3.6.1_20121102",
            "DCMTK-3.6.1_20120831",
            "DCMTK-3.6.1_20120515",
            "DCMTK-3.6.1_20120222",
            "DCMTK-3.6.1_20111208",
            "DCMTK-3.6.1_20110922",
            "DCMTK-3.6.1_20110707",
            "DCMTK-3.6.1_20110519",
            "DCMTK-3.6.1_20110225",
            "DCMTK-3.6.0",
            "DCMTK-3.5.4",
            "DCMTK-3.5.3",
            "DCMTK-3.5.2a",
            "DCMTK-3.5.2",
            "DCMTK-3.5.1",
            "DCMTK-3.5.0",
            "DCMTK-3.4.2",
            "DCMTK-3.4.1",
            "DCMTK-3.4.0",
            "DCMTK-3.3.1",
            "DCMTK-3.3.0",
            "DCMTK-3.2.1",
            "DCMTK-3.2.0",
            "DCMTK-3.1.2",
            "DCMTK-3.1.1",
            "DCMTK-3.1.0",
            "CAR96-3.0.2",
            "CAR96-3.0.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-2121.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:51.009099472Z",
      "provider": "osv",
      "references": [
        "https://lists.debian.org/debian-lts-announce/2025/01/msg00032.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/2xxx/CVE-2022-2121.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-2121",
        "https://www.cisa.gov/uscert/ics/advisories/icsma-22-174-01",
        "https://lists.debian.org/debian-lts-announce/2024/06/msg00022.html"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-476"
        ],
        "cna_assigner": "icscert",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "3.6.7"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "SplitRange"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/2xxx/CVE-2022-2121.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-2121",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 519581,
  "published_at": "2022-06-24T15:00:19.612+00:00"
}