Security advisory

{
  "id": "7c137026878857a663f55251a85e2a73d00d0ae050b165689e8d6b915b073cae",
  "url": "https://osv.dev/vulnerability/CVE-2020-35920",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-35920",
    "summary": "An issue was discovered in the socket2 crate before 0.3.16 for Rust. It has false expectations about the std::net::SocketAddr memory representation.",
    "evidence": "osv:CVE-2020-35920",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-35920",
      "aliases": [
        "CVE-2020-35919",
        "CVE-2020-35920",
        "GHSA-458v-4hrf-g3m4",
        "GHSA-c79c-gwph-gqfm",
        "RUSTSEC-2020-0078",
        "RUSTSEC-2020-0079"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/rust-lang/socket2",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "0c6051d09e8d539f68727526ede8e88ea6816291"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:rust-lang:socket2:*:*:*:*:*:rust:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.3.16"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.3.15",
            "0.3.12",
            "0.3.11",
            "0.3.10",
            "0.3.9",
            "0.3.8",
            "0.3.7",
            "0.3.6",
            "0.3.5",
            "0.3.4",
            "0.3.3",
            "0.3.2",
            "0.3.0",
            "v0.2.4",
            "0.2.3",
            "v0.2.2",
            "v0.2.1",
            "v0.2.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-35920.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:51.589354947Z",
      "provider": "osv",
      "references": [
        "https://rustsec.org/advisories/RUSTSEC-2020-0079.html"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-35919",
        "evidence": "/aliases"
      },
      {
        "value": "CVE-2020-35920",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 437518,
  "published_at": "2020-12-31T09:15:16.02+00:00"
}