Security advisory

{
  "id": "69221b34afe09b288d8a191da4bfea67a3f256da958ee0cb81c9122e15d96ae4",
  "url": "https://osv.dev/vulnerability/CVE-2021-39230",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-39230",
    "summary": "Butter is a system usability utility. Due to a kernel error the JPNS kernel is being discontinued. Affected users are recommend to update to the Trinity kernel. There are no workarounds.",
    "evidence": "osv:CVE-2021-39230",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-39230",
      "aliases": [
        "CVE-2021-39230",
        "GHSA-4538-4g86-xf6j"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/frankenderman/butter",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "eca5ccb8ec959634af3e57996bb644532f0b6d20"
                },
                {
                  "fixed": "a4fd717e848306f04f2823ea5f617e4da9f5bbdb"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:butter_project:butter:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "a4fd717e848306f04f2823ea5f617e4da9f5bbdb"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "Trinity.3",
            "TRINITY.2",
            "1.0",
            "0.8",
            "TRINITY.B3",
            "TRINITY.B2",
            "TRINITY.B1",
            "0.7.5",
            "0.7.4",
            "0.7.2",
            "0.7.1",
            "1.7.0",
            "1.6.9.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-39230.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:54.437028982Z",
      "provider": "osv",
      "references": [
        "https://github.com/FrankEnderman/Butter/security/advisories/GHSA-4538-4g86-xf6j",
        "https://github.com/FrankEnderman/Butter/commit/a4fd717e848306f04f2823ea5f617e4da9f5bbdb"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-39230",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 386430,
  "published_at": "2021-09-21T17:15:09.86+00:00"
}