From ad9dd2a41fd79ee706c08dfaef2e2fbd4fa90fd4 Mon Sep 17 00:00:00 2001
From: Braydon Fuller <braydon@bitpay.com>
Date: Tue, 14 Jul 2015 09:58:05 -0400
Subject: [PATCH] Check that the public key is valid for outputs.

---
 lib/script/script.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/script/script.js b/lib/script/script.js
index 0fe1435..4893f71 100644
--- a/lib/script/script.js
+++ b/lib/script/script.js
@@ -282,12 +282,16 @@ Script.prototype.isPublicKeyOut = function() {
       this.chunks[1].opcodenum === Opcode.OP_CHECKSIG) {
     var pubkeyBuf = this.chunks[0].buf;
     var version = pubkeyBuf[0];
+    var isVersion = false;
     if ((version === 0x04 ||
          version === 0x06 ||
          version === 0x07) && pubkeyBuf.length === 65) {
-      return true;
+      isVersion = true;
     } else if ((version === 0x03 || version === 0x02) && pubkeyBuf.length === 33) {
-      return true;
+      isVersion = true;
+    }
+    if (isVersion) {
+      return PublicKey.isValid(pubkeyBuf);
     }
   }
   return false;