From: Cristy <urban-warrior@imagemagick.org>
Date: Fri, 2 Feb 2018 00:04:57 +0000 (-0500)
Subject: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5373
X-Git-Tag: 7.0.7-23~191
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=169a3ff38425613b156015c23056c4adf0dbf221;p=imagemagick

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5373
---

diff --git a/coders/txt.c b/coders/txt.c
index 5b0f155ec..80cdf7af8 100644
--- a/coders/txt.c
+++ b/coders/txt.c
@@ -437,6 +437,8 @@ static Image *ReadTXTImage(const ImageInfo *image_info,ExceptionInfo *exception)
   (void) ReadBlobString(image,text);
   if (LocaleNCompare((char *) text,MagickID,strlen(MagickID)) != 0)
     ThrowReaderException(CorruptImageError,"ImproperImageHeader");
+  x_offset=(-1);
+  y_offset=(-1);
   do
   {
     width=0;