From 1024e92fc5c48734084b01cbf555ffdfb90825ee Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Sun, 5 Feb 2023 14:10:45 -0500
Subject: [PATCH] improve decompression errors

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

diff --git a/coders/wpg.c b/coders/wpg.c
index 956c46d80f..f190dfac53 100644
--- a/coders/wpg.c
+++ b/coders/wpg.c
@@ -705,7 +705,7 @@ static int UnpackWPG2Raster(Image *image,int bpp)
         break;
     }
   BImgBuff=(unsigned char *) RelinquishMagickMemory(BImgBuff);
-  return(0);
+  return(y < (ssize_t) image->rows ? -5 : 0);
 }