data/reports: add GO-2025-3887

  - data/reports/GO-2025-3887.yaml

Fixes golang/vulndb#3887

Change-Id: I31bb3d394c5b2dd21c568227356737c79f057a56
Reviewed-on: https://go-review.googlesource.com/c/vulndb/+/696495
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Ethan Lee <ethanalee@google.com>
Reviewed-by: Neal Patel <nealpatel@google.com>
diff --git a/data/osv/GO-2025-3887.json b/data/osv/GO-2025-3887.json
new file mode 100644
index 0000000..7e9e849
--- /dev/null
+++ b/data/osv/GO-2025-3887.json
@@ -0,0 +1,75 @@
+{
+  "schema_version": "1.3.1",
+  "id": "GO-2025-3887",
+  "modified": "0001-01-01T00:00:00Z",
+  "published": "0001-01-01T00:00:00Z",
+  "aliases": [
+    "CVE-2025-55199",
+    "GHSA-9h84-qmv7-982p"
+  ],
+  "summary": "Helm Charts with Specific JSON Schema Values Can Cause Memory Exhaustion in helm.sh/helm",
+  "details": "Helm Charts with Specific JSON Schema Values Can Cause Memory Exhaustion in helm.sh/helm",
+  "affected": [
+    {
+      "package": {
+        "name": "helm.sh/helm",
+        "ecosystem": "Go"
+      },
+      "ranges": [
+        {
+          "type": "SEMVER",
+          "events": [
+            {
+              "introduced": "0"
+            }
+          ]
+        }
+      ],
+      "ecosystem_specific": {}
+    },
+    {
+      "package": {
+        "name": "helm.sh/helm/v3",
+        "ecosystem": "Go"
+      },
+      "ranges": [
+        {
+          "type": "SEMVER",
+          "events": [
+            {
+              "introduced": "0"
+            },
+            {
+              "fixed": "3.18.5"
+            }
+          ]
+        }
+      ],
+      "ecosystem_specific": {
+        "imports": [
+          {
+            "path": "helm.sh/helm/v3/pkg/chartutil",
+            "symbols": [
+              "ValidateAgainstSchema",
+              "ValidateAgainstSingleSchema"
+            ]
+          }
+        ]
+      }
+    }
+  ],
+  "references": [
+    {
+      "type": "ADVISORY",
+      "url": "https://github.com/helm/helm/security/advisories/GHSA-9h84-qmv7-982p"
+    },
+    {
+      "type": "FIX",
+      "url": "https://github.com/helm/helm/commit/b78692c18f0fb38fe5ba4571a674de067a4c53a5"
+    }
+  ],
+  "database_specific": {
+    "url": "https://pkg.go.dev/vuln/GO-2025-3887",
+    "review_status": "REVIEWED"
+  }
+}
\ No newline at end of file
diff --git a/data/reports/GO-2025-3887.yaml b/data/reports/GO-2025-3887.yaml
new file mode 100644
index 0000000..236dc8d
--- /dev/null
+++ b/data/reports/GO-2025-3887.yaml
@@ -0,0 +1,27 @@
+id: GO-2025-3887
+modules:
+    - module: helm.sh/helm
+      vulnerable_at: 2.17.0+incompatible
+    - module: helm.sh/helm/v3
+      versions:
+        - fixed: 3.18.5
+      vulnerable_at: 3.18.4
+      packages:
+        - package: helm.sh/helm/v3/pkg/chartutil
+          symbols:
+            - ValidateAgainstSchema
+            - ValidateAgainstSingleSchema
+summary: |-
+    Helm Charts with Specific JSON Schema Values Can Cause Memory Exhaustion in
+    helm.sh/helm
+cves:
+    - CVE-2025-55199
+ghsas:
+    - GHSA-9h84-qmv7-982p
+references:
+    - advisory: https://github.com/helm/helm/security/advisories/GHSA-9h84-qmv7-982p
+    - fix: https://github.com/helm/helm/commit/b78692c18f0fb38fe5ba4571a674de067a4c53a5
+source:
+    id: GHSA-9h84-qmv7-982p
+    created: 2025-08-15T17:53:00.651281318Z
+review_status: REVIEWED