Security advisory

{
  "id": "b3b2103e9c306565748ea4be3f63c7e3f5a9410f8009433c56554b632862a864",
  "url": "https://osv.dev/vulnerability/CVE-2020-35914",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-35914",
    "summary": "An issue was discovered in the lock_api crate before 0.4.2 for Rust. A data race can occur because of RwLockWriteGuard unsoundness.",
    "evidence": "osv:CVE-2020-35914",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-35914",
      "aliases": [
        "CVE-2020-35910",
        "CVE-2020-35911",
        "CVE-2020-35912",
        "CVE-2020-35913",
        "CVE-2020-35914",
        "GHSA-5wg8-7c9q-794v",
        "GHSA-gmv4-vmx3-x9f3",
        "GHSA-hj9h-wrgg-hgmx",
        "GHSA-ppj3-7jw3-8vc4",
        "GHSA-vh4p-6j7g-f4j9",
        "RUSTSEC-2020-0070"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/amanieu/parking_lot",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "86969fd7baf94312520e0b5a5f3b0861a0fd411b"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:lock_api_project:lock_api:*:*:*:*:*:rust:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.4.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "core-0.6.2",
            "core-0.7.2",
            "lock_api-0.4.1",
            "lock_api-0.4.0",
            "core-0.8.0",
            "0.11.0",
            "0.10.2",
            "lock_api-0.3.4",
            "core-0.7.1",
            "0.10.1",
            "lock_api-0.3.3",
            "lock_api-0.3.2",
            "core-0.7.0",
            "0.10.0",
            "lock_api-0.3.1",
            "core-0.6.0",
            "0.9.0",
            "lock_api-0.3.0",
            "0.8.1",
            "lock_api-0.2.0",
            "core-0.5.0",
            "0.8.0",
            "0.7.1",
            "0.7.0",
            "lock_api-0.1.5",
            "0.6.4",
            "0.6.3",
            "0.6.2",
            "0.6.1",
            "0.6.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-35914.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:52.542902986Z",
      "provider": "osv",
      "references": [
        "https://rustsec.org/advisories/RUSTSEC-2020-0070.html"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-35910",
        "evidence": "/aliases"
      },
      {
        "value": "CVE-2020-35911",
        "evidence": "/aliases"
      },
      {
        "value": "CVE-2020-35912",
        "evidence": "/aliases"
      },
      {
        "value": "CVE-2020-35913",
        "evidence": "/aliases"
      },
      {
        "value": "CVE-2020-35914",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 437727,
  "published_at": "2020-12-31T09:15:15.647+00:00"
}