From 2af07ae6913aad34924f119ed0bd9a0465e74d6f Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Tue, 4 Dec 2018 11:54:35 +0100
Subject: [statistics] Filter malformed screen names

---
 modules-available/statistics/api.inc.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/modules-available/statistics/api.inc.php b/modules-available/statistics/api.inc.php
index a7a636b3..8f5e9fd0 100644
--- a/modules-available/statistics/api.inc.php
+++ b/modules-available/statistics/api.inc.php
@@ -267,6 +267,10 @@ if ($type{0} === '~') {
 			foreach ($screens as $port => $screen) {
 				if (!array_key_exists('name', $screen))
 					continue;
+				// Filter bogus data
+				$screen['name'] = iconv('UTF-8', 'UTF-8//IGNORE', $screen['name']);
+				if (empty($screen['name']))
+					continue;
 				if (array_key_exists($screen['name'], $hwids)) {
 					$hwid = $hwids[$screen['name']];
 				} else {
-- 
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