From 407e1314ed3439e6a2e0585aeb5e4d482caef6e1 Mon Sep 17 00:00:00 2001
From: Byron Jones <glob@mozilla.com>
Date: Wed, 23 Apr 2014 14:26:28 +0800
Subject: Add missing fix from bug 968576

---
 Bugzilla/Util.pm | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'Bugzilla/Util.pm')

diff --git a/Bugzilla/Util.pm b/Bugzilla/Util.pm
index a030a92dd..75427af14 100644
--- a/Bugzilla/Util.pm
+++ b/Bugzilla/Util.pm
@@ -98,6 +98,10 @@ sub html_quote {
     state $use_utf8 = Bugzilla->params->{'utf8'};
 
     if ($use_utf8) {
+        # Remove control characters if the encoding is utf8.
+        # Other multibyte encodings may be using this range; so ignore if not utf8.
+        $var =~ s/(?![\t\r\n])[[:cntrl:]]//g;
+
         # Remove the following characters because they're
         # influencing BiDi:
         # --------------------------------------------------------
-- 
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