cmark

My personal build of CMark ✏️

git clone: git://git.pablopie.xyz/cmark
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Commit: 4b52529eb964fd1e949ae60e2da70ac3a0db6a9c
Parent: 98ad06a6d1ff2bbba75110dbe46e5c28cae966dd
Author: John MacFarlane <jgm@berkeley.edu>
Date: Fri, 9 Jan 2015 11:18:38 -0800

JS: replace NUL characters with U+FFFD, as per spec.

Diffstat

1 file changed, 4 insertions, 0 deletions

Status	File Name	N° Changes	Insertions	Deletions
Modified	js/lib/blocks.js	4	4	0

diff --git a/js/lib/blocks.js b/js/lib/blocks.js
@@ -16,6 +16,10 @@ var isBlank = function(s) {
 // Convert tabs to spaces on each line using a 4-space tab stop.
 var detabLine = function(text) {
     "use strict";
+    if (text.indexOf('\0') !== -1) {
+        // replace NUL for security
+        text = text.replace(/\0/g, '\uFFFD');
+    }
     if (text.indexOf('\t') === -1) {
         return text;
     } else {