data/reports: add GO-2025-4175

  - data/reports/GO-2025-4175.yaml

Updates #4175

Change-Id: Ieaedccb020cc67edfb4f444d2267c032907b96e6
Reviewed-on: https://go-review.googlesource.com/c/vulndb/+/726060
Auto-Submit: Roland Shoemaker <[email protected]>
Reviewed-by: Nicholas Husin <[email protected]>
Reviewed-by: Nicholas Husin <[email protected]>
LUCI-TryBot-Result: Go LUCI <[email protected]>

Author: rolandshoemaker

data/cve/v5/GO-2025-4175.json

@@ -0,0 +1,73 @@
+{
+  "dataType": "CVE_RECORD",
+  "dataVersion": "5.0",
+  "cveMetadata": {
+    "cveId": "CVE-2025-61727"
+  },
+  "containers": {
+    "cna": {
+      "providerMetadata": {
+        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc"
+      },
+      "title": "Improper application of excluded DNS name constraints when verifying wildcard names in crypto/x509",
+      "descriptions": [
+        {
+          "lang": "en",
+          "value": "An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate. For example a constraint that excludes the subdomain test.example.com does not prevent a leaf certificate from claiming the SAN *.example.com."
+        }
+      ],
+      "affected": [
+        {
+          "vendor": "Go standard library",
+          "product": "crypto/x509",
+          "collectionURL": "https://pkg.go.dev",
+          "packageName": "crypto/x509",
+          "versions": [
+            {
+              "version": "0",
+              "lessThan": "1.24.11",
+              "status": "affected",
+              "versionType": "semver"
+            },
+            {
+              "version": "1.25.0",
+              "lessThan": "1.25.5",
+              "status": "affected",
+              "versionType": "semver"
+            }
+          ],
+          "programRoutines": [
+            {
+              "name": "Certificate.Verify"
+            }
+          ],
+          "defaultStatus": "unaffected"
+        }
+      ],
+      "problemTypes": [
+        {
+          "descriptions": [
+            {
+              "lang": "en",
+              "description": "CWE-295: Improper Certificate Validation"
+            }
+          ]
+        }
+      ],
+      "references": [
+        {
+          "url": "https://go.dev/cl/723900"
+        },
+        {
+          "url": "https://go.dev/issue/76442"
+        },
+        {
+          "url": "https://groups.google.com/g/golang-announce/c/8FJoBkPddm4"
+        },
+        {
+          "url": "https://pkg.go.dev/vuln/GO-2025-4175"
+        }
+      ]
+    }
+  }
+}

data/osv/GO-2025-4175.json

@@ -0,0 +1,66 @@
+{
+  "schema_version": "1.3.1",
+  "id": "GO-2025-4175",
+  "modified": "0001-01-01T00:00:00Z",
+  "published": "0001-01-01T00:00:00Z",
+  "aliases": [
+    "CVE-2025-61727"
+  ],
+  "summary": "Improper application of excluded DNS name constraints when verifying wildcard names in crypto/x509",
+  "details": "An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate. For example a constraint that excludes the subdomain test.example.com does not prevent a leaf certificate from claiming the SAN *.example.com.",
+  "affected": [
+    {
+      "package": {
+        "name": "stdlib",
+        "ecosystem": "Go"
+      },
+      "ranges": [
+        {
+          "type": "SEMVER",
+          "events": [
+            {
+              "introduced": "0"
+            },
+            {
+              "fixed": "1.24.11"
+            },
+            {
+              "introduced": "1.25.0"
+            },
+            {
+              "fixed": "1.25.5"
+            }
+          ]
+        }
+      ],
+      "ecosystem_specific": {
+        "imports": [
+          {
+            "path": "crypto/x509",
+            "symbols": [
+              "Certificate.Verify"
+            ]
+          }
+        ]
+      }
+    }
+  ],
+  "references": [
+    {
+      "type": "FIX",
+      "url": "https://go.dev/cl/723900"
+    },
+    {
+      "type": "REPORT",
+      "url": "https://go.dev/issue/76442"
+    },
+    {
+      "type": "WEB",
+      "url": "https://groups.google.com/g/golang-announce/c/8FJoBkPddm4"
+    }
+  ],
+  "database_specific": {
+    "url": "https://pkg.go.dev/vuln/GO-2025-4175",
+    "review_status": "REVIEWED"
+  }
+}

data/reports/GO-2025-4175.yaml

@@ -0,0 +1,31 @@
+id: GO-2025-4175
+modules:
+    - module: std
+      versions:
+        - fixed: 1.24.11
+        - introduced: 1.25.0
+        - fixed: 1.25.5
+      vulnerable_at: 1.25.4
+      packages:
+        - package: crypto/x509
+          symbols:
+            - Certificate.Verify
+summary: |-
+    Improper application of excluded DNS name constraints when verifying wildcard
+    names in crypto/x509
+description: |-
+    An excluded subdomain constraint in a certificate chain does not restrict the
+    usage of wildcard SANs in the leaf certificate. For example a constraint that
+    excludes the subdomain test.example.com does not prevent a leaf certificate from
+    claiming the SAN *.example.com.
+references:
+    - fix: https://go.dev/cl/723900
+    - report: https://go.dev/issue/76442
+    - web: https://groups.google.com/g/golang-announce/c/8FJoBkPddm4
+cve_metadata:
+    id: CVE-2025-61727
+    cwe: 'CWE-295: Improper Certificate Validation'
+source:
+    id: go-security-team
+    created: 2025-12-02T12:29:34.303548-08:00
+review_status: REVIEWED