Security advisory

{
  "id": "e822760ecf715c077c611061286a69af8d26bfd280697cfb3bfd7adca87638d8",
  "url": "https://osv.dev/vulnerability/CVE-2018-18443",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-18443",
    "summary": "OpenEXR 2.3.0 has a memory leak in ThreadPool in IlmBase/IlmThread/IlmThreadPool.cpp, as demonstrated by exrmultiview.",
    "evidence": "osv:CVE-2018-18443",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-18443",
      "aliases": [
        "CVE-2018-18443"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/AcademySoftwareFoundation/openexr",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0ac2ea34c8f3134148a5df4052e40f155b76f6fb"
                },
                {
                  "last_affected": "0ac2ea34c8f3134148a5df4052e40f155b76f6fb"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:ilm:openexr:2.3.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.3.0"
                      },
                      {
                        "last_affected": "2.3.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.3.0",
            "v2.3.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-18443.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://github.com/academysoftwarefoundation/openexr",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "eae0e337c9f5117e78114fd05f7a415819df413a"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "fixed": "eae0e337c9f5117e78114fd05f7a415819df413a"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v2.4.0"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.4.0-beta.1",
            "v2.3.0",
            "v2.1.0",
            "v2.0.1",
            "v2.0.0.GM",
            "v2.0.0",
            "v1.7.1",
            "OPENEXR_1_0_4"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-18443.json"
          }
        }
      ],
      "modified": "2026-10-20T10:50:22.818282121Z",
      "provider": "osv",
      "references": [
        "https://github.com/openexr/openexr/releases/tag/v2.4.0",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5E2OZU4ZSF5W4ODBU4L547HX5A4WOBFV/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IZN7WUH3SR6DSRODRB4SLFTBKP74FVC5/",
        "https://github.com/openexr/openexr/issues/350"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-18443",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 381632,
  "published_at": "2018-10-17T19:29:00.567+00:00"
}