{
  "schema_version": "1.3.1",
  "id": "GO-2022-0191",
  "modified": "0001-01-01T00:00:00Z",
  "published": "2022-07-15T23:03:26Z",
  "aliases": [
    "CVE-2018-16875"
  ],
  "summary": "Denial of service in chain verification in crypto/x509",
  "details": "The crypto/x509 package does not limit the amount of work performed for each chain verification, which might allow attackers to craft pathological inputs leading to a CPU denial of service. Go TLS servers accepting client certificates and TLS clients verifying certificates are affected.",
  "affected": [
    {
      "package": {
        "name": "stdlib",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.10.6"
            },
            {
              "introduced": "1.11.0-0"
            },
            {
              "fixed": "1.11.3"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "imports": [
          {
            "path": "crypto/x509",
            "symbols": [
              "CertPool.findVerifiedParents",
              "Certificate.buildChains"
            ]
          }
        ]
      }
    }
  ],
  "references": [
    {
      "type": "FIX",
      "url": "https://go.dev/cl/154105"
    },
    {
      "type": "FIX",
      "url": "https://go.googlesource.com/go/+/770130659b6fb2acf271476579a3644e093dda7f"
    },
    {
      "type": "REPORT",
      "url": "https://go.dev/issue/29233"
    },
    {
      "type": "WEB",
      "url": "https://groups.google.com/g/golang-announce/c/Kw31K8G7Fi0"
    }
  ],
  "credits": [
    {
      "name": "Netflix"
    }
  ],
  "database_specific": {
    "url": "https://pkg.go.dev/vuln/GO-2022-0191"
  }
}