{
  "schema_version": "1.4.0",
  "id": "GHSA-7j44-fv4x-79g9",
  "modified": "2023-06-13T19:58:10Z",
  "published": "2021-08-25T20:44:18Z",
  "aliases": [
    "CVE-2019-16141"
  ],
  "summary": "Improper Input Validation in once_cell",
  "details": "If during the first dereference of Lazy the initialization function panics, subsequent dereferences will execute std::hints::unreachable_unchecked. Applications with panic = \"abort\" are not affected, as there will be no subsequent dereferences.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "crates.io",
        "name": "once_cell"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0.2.5"
            },
            {
              "fixed": "1.0.1"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-16141"
    },
    {
      "type": "WEB",
      "url": "https://github.com/matklad/once_cell/issues/46"
    },
    {
      "type": "WEB",
      "url": "https://github.com/matklad/once_cell/pull/47"
    },
    {
      "type": "WEB",
      "url": "https://github.com/matklad/once_cell/commit/afcca95a05240ebd931ab20998c946f77ef1e284"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/matklad/once_cell"
    },
    {
      "type": "WEB",
      "url": "https://rustsec.org/advisories/RUSTSEC-2019-0017.html"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "severity": "HIGH",
    "github_reviewed": true,
    "github_reviewed_at": "2021-08-19T21:22:57Z",
    "nvd_published_at": null
  }
}