Security advisory

{
  "id": "30127b9280813ab5f67bf84012ea5327036b7e326c43bc54b48a001325bb81e2",
  "url": "https://osv.dev/vulnerability/CVE-2023-44273",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2023-44273",
    "summary": "Consensys gnark-crypto through 0.11.2 allows Signature Malleability. This occurs because deserialisation of EdDSA and ECDSA signatures does not ensure that the data is in a certain interval.",
    "evidence": "osv:CVE-2023-44273",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-44273",
      "aliases": [
        "CVE-2023-44273",
        "GHSA-9xfq-8j3r-xp5g",
        "GHSA-fr8m-434r-g3xp",
        "GO-2023-2096",
        "GO-2025-4027"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/Consensys-Incorporated/gnark-crypto",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "81ffe9cbd19c7fa6899c97a5ac7b3ec14b30ac06"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "0.11.2"
                      }
                    ],
                    "source": "DESCRIPTION"
                  },
                  {
                    "cpe": "cpe:2.3:a:consensys:gnark-crypto:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.12.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.11.2",
            "v0.11.1",
            "v0.9.1",
            "v0.11.0",
            "v0.10.0",
            "v0.9.0",
            "v0.8.0",
            "v0.7.0",
            "v0.6.1",
            "v0.6.0",
            "v0.5.3",
            "v0.5.2",
            "v0.5.1",
            "v0.5.0",
            "v0.4.0",
            "v0.3.7",
            "v0.3.6",
            "v0.3.5",
            "v0.3.4",
            "v0.3.3",
            "v0.3.0",
            "v0.3.0-alpha",
            "v0.2.0",
            "v0.1.1",
            "v0.1.0",
            "v0.0.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-44273.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:32.440835998Z",
      "provider": "osv",
      "references": [
        "https://verichains.io",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/44xxx/CVE-2023-44273.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-44273",
        "https://github.com/Consensys/gnark-crypto/pull/449",
        "https://github.com/Consensys/gnark-crypto/releases"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/44xxx/CVE-2023-44273.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-44273",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 499451,
  "published_at": "2023-09-28T00:00:00+00:00"
}