fix: explicitly pass arraybuffer offset and length

ChainSafe · Apr 17, 2024 · acc608a · acc608a
1 parent 848bf90
commit acc608a
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/lib/index.js b/lib/index.js
@@ -25,15 +25,18 @@ const bindingsPath = getBindingsPath(rootDir);
 
 function prepareBindings(bindings) {
   bindings.SecretKey.prototype.toHex = function toHex() {
-    return `0x${Buffer.from(this.serialize().buffer).toString("hex")}`;
+    const uint8 = this.serialize();
+    return `0x${Buffer.from(uint8.buffer, uint8.byteOffset, uint8.byteLength).toString("hex")}`;
   };
 
   bindings.PublicKey.prototype.toHex = function toHex(compress) {
-    return `0x${Buffer.from(this.serialize(compress).buffer).toString("hex")}`;
+    const uint8 = this.serialize(compress);
+    return `0x${Buffer.from(uint8.buffer, uint8.byteOffset, uint8.byteLength).toString("hex")}`;
   };
 
   bindings.Signature.prototype.toHex = function toHex(compress) {
-    return `0x${Buffer.from(this.serialize(compress).buffer).toString("hex")}`;
+    const uint8 = this.serialize(compress);
+    return `0x${Buffer.from(uint8.buffer, uint8.byteOffset, uint8.byteLength).toString("hex")}`;
   };
 
   return {