From d523bd4b1e85ea2a58902efec3eb63e947598d7a Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Sat, 10 Aug 2019 07:26:04 -0400
Subject: [PATCH] https://github.com/ImageMagick/ImageMagick/issues/1614

---
 coders/pnm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/coders/pnm.c b/coders/pnm.c
index 726740111..fd231ef31 100644
--- a/coders/pnm.c
+++ b/coders/pnm.c
@@ -1760,7 +1760,7 @@ static MagickBooleanType WritePNMImage(const ImageInfo *image_info,Image *image,
           {
             *q++=(unsigned char) (GetPixelLuma(image,p) >= (QuantumRange/2.0) ?
               '0' : '1');
-            if ((q-pixels+1) >= (ssize_t) sizeof(pixels))
+            if ((q-pixels+2) >= (ssize_t) sizeof(pixels))
               {
                 *q++='\n';
                 (void) WriteBlob(image,q-pixels,pixels);
-- 
2.40.0