Security advisory

{
  "id": "a2791863a5864232ce3d288558466d19eda58dde89b974a5da758d94de245964",
  "url": "https://osv.dev/vulnerability/CVE-2021-45927",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-45927",
    "summary": "MDB Tools (aka mdbtools) 0.9.2 has a stack-based buffer overflow (at 0x7ffd6e029ee0) in mdb_numeric_to_string (called from mdb_xfer_bound_data and _mdb_attempt_bind).",
    "evidence": "osv:CVE-2021-45927",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2021-45927",
      "aliases": [
        "CVE-2021-45927"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mdbtools/mdbtools",
              "type": "GIT",
              "events": [
                {
                  "introduced": "9b200549d73fc1a16cb2b851d36bc4f4fb2703a0"
                },
                {
                  "last_affected": "9b200549d73fc1a16cb2b851d36bc4f4fb2703a0"
                },
                {
                  "fixed": "373b7ff4c4daf887269c078407cb1338942c4ea6"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:mdbtools_project:mdbtools:0.9.2:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0.9.2"
                      },
                      {
                        "last_affected": "0.9.2"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "range": [
                      {
                        "fixed": "373b7ff4c4daf887269c078407cb1338942c4ea6"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.9.2",
            "v0.9.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-45927.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:12.822093791Z",
      "provider": "osv",
      "references": [
        "https://security.gentoo.org/glsa/202208-12",
        "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36187",
        "https://github.com/mdbtools/mdbtools/commit/373b7ff4c4daf887269c078407cb1338942c4ea6",
        "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/mdbtools/OSV-2021-1003.yaml"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-45927",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384955,
  "published_at": "2022-01-01T01:15:08.317+00:00"
}