{
  "schema_version": "1.3.1",
  "id": "GO-2021-0242",
  "modified": "0001-01-01T00:00:00Z",
  "published": "2022-02-17T17:33:07Z",
  "aliases": [
    "CVE-2021-33198"
  ],
  "summary": "Panic on inputs with large exponents in math/big",
  "details": "Rat.SetString and Rat.UnmarshalText may cause a panic or an unrecoverable fatal error if passed inputs with very large exponents.",
  "affected": [
    {
      "package": {
        "name": "stdlib",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.15.13"
            },
            {
              "introduced": "1.16.0-0"
            },
            {
              "fixed": "1.16.5"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "imports": [
          {
            "path": "math/big",
            "symbols": [
              "Rat.SetString"
            ]
          }
        ]
      }
    }
  ],
  "references": [
    {
      "type": "FIX",
      "url": "https://go.dev/cl/316149"
    },
    {
      "type": "FIX",
      "url": "https://go.googlesource.com/go/+/6c591f79b0b5327549bd4e94970f7a279efb4ab0"
    },
    {
      "type": "WEB",
      "url": "https://groups.google.com/g/golang-announce/c/RgCMkAEQjSI"
    },
    {
      "type": "REPORT",
      "url": "https://go.dev/issue/45910"
    }
  ],
  "credits": [
    {
      "name": "The OSS-Fuzz project (discovery)"
    },
    {
      "name": "Emmanuel Odeke (reporter)"
    }
  ],
  "database_specific": {
    "url": "https://pkg.go.dev/vuln/GO-2021-0242"
  }
}