Security advisory

{
  "id": "58b8183d6d9b6406394f9fc693ab36081803c2f34cadaeaaac0bc5e9ca6b4366",
  "url": "https://osv.dev/vulnerability/CVE-2021-3933",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-3933",
    "summary": "An integer overflow could occur when OpenEXR processes a crafted file on systems where size_t < 64 bits. This could cause an invalid bytesPerLine and maxBytesPerLine value, which could lead to problems with application stability or lead to other attack paths.",
    "evidence": "osv:CVE-2021-3933",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-3933",
      "aliases": [
        "CVE-2021-3933"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/AcademySoftwareFoundation/openexr",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2eec453b01b1187873474f31eb5b127b0a52e4ff"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "3.1.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v3.1.2-rc",
            "v3.1.1-rc",
            "v3.1.1",
            "v3.1.0-rc1",
            "v3.1.0",
            "v3.0.0-beta",
            "v2.5.0",
            "v2.4.0",
            "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-2021-3933.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://github.com/academysoftwarefoundation/openexr",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "2eec453b01b1187873474f31eb5b127b0a52e4ff"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "3.1.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v3.1.2-rc",
            "v3.1.1-rc",
            "v3.1.1",
            "v3.1.0-rc1",
            "v3.1.0",
            "v3.0.0-beta",
            "v2.5.0",
            "v2.4.0",
            "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-2021-3933.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:26.893329585Z",
      "provider": "osv",
      "references": [
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I2JSMJ7HLWFPYYV7IAQZD5ZUUUN7RWBN/",
        "https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html",
        "https://security.gentoo.org/glsa/202210-31",
        "https://www.debian.org/security/2022/dsa-5299",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2019783"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
              "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "debian:debian_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "10.0"
                  },
                  {
                    "last_affected": "10.0"
                  },
                  {
                    "introduced": "11.0"
                  },
                  {
                    "last_affected": "11.0"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "36"
                  },
                  {
                    "last_affected": "36"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2021-3933",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 431704,
  "published_at": "2022-03-25T19:15:09.247+00:00"
}