From ed2a7fbcfec6612c1e303c1c0a98ffae91be0d1c Mon Sep 17 00:00:00 2001
From: Ben Noordhuis <info@bnoordhuis.nl>
Date: Mon, 10 Jul 2017 12:56:37 +0200
Subject: [PATCH] src: guard against double free in randomBytes()

PR-URL: https://github.com/nodejs/node/pull/14122
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
---
 src/node_crypto.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/node_crypto.cc b/src/node_crypto.cc
index 248a701cb3..b9fd2446e2 100644
--- a/src/node_crypto.cc
+++ b/src/node_crypto.cc
@@ -5498,6 +5498,7 @@ class RandomBytesRequest : public AsyncWrap {
     size_ = 0;
     if (free_mode_ == FREE_DATA) {
       free(data_);
+      data_ = nullptr;
     }
   }