{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.0",
  "cveMetadata": {
    "cveId": "CVE-2024-24790"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc"
      },
      "title": "Unexpected behavior from Is methods for IPv4-mapped IPv6 addresses in net/netip",
      "descriptions": [
        {
          "lang": "en",
          "value": "The various Is methods (IsPrivate, IsLoopback, etc) did not work as expected for IPv4-mapped IPv6 addresses, returning false for addresses which would return true in their traditional IPv4 forms."
        }
      ],
      "affected": [
        {
          "vendor": "Go standard library",
          "product": "net/netip",
          "collectionURL": "https://pkg.go.dev",
          "packageName": "net/netip",
          "versions": [
            {
              "version": "0",
              "lessThan": "1.21.11",
              "status": "affected",
              "versionType": "semver"
            },
            {
              "version": "1.22.0-0",
              "lessThan": "1.22.4",
              "status": "affected",
              "versionType": "semver"
            }
          ],
          "programRoutines": [
            {
              "name": "Addr.IsLoopback"
            },
            {
              "name": "Addr.IsMulticast"
            },
            {
              "name": "Addr.IsInterfaceLocalMulticast"
            },
            {
              "name": "Addr.IsLinkLocalMulticast"
            },
            {
              "name": "Addr.IsGlobalUnicast"
            },
            {
              "name": "Addr.IsPrivate"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-180: Incorrect Behavior Order: Validate Before Canonicalize"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://go.dev/cl/590316"
        },
        {
          "url": "https://go.dev/issue/67680"
        },
        {
          "url": "https://groups.google.com/g/golang-announce/c/XbxouI9gY7k/m/TuoGEhxIEwAJ"
        },
        {
          "url": "https://pkg.go.dev/vuln/GO-2024-2887"
        },
        {
          "url": "http://www.openwall.com/lists/oss-security/2024/06/04/1"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Enze Wang of Alioth (@zer0yu)"
        },
        {
          "lang": "en",
          "value": "Jianjun Chen of Zhongguancun Lab (@chenjj)"
        }
      ]
    }
  }
}