https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23707

Cristy · Cristy · commit 0b26995a4aac · 2020-06-25T12:13:18.000-04:00
diff --git a/magick/constitute.c b/magick/constitute.c
@@ -863,7 +863,7 @@ MagickExport Image *ReadImage(const ImageInfo *image_info,
   }
   read_info=DestroyImageInfo(read_info);
   if (GetBlobError(image) != MagickFalse)
-    ThrowImageException(FileOpenError,"UnableToReadFile");
+    ThrowReaderException(ThrowImageException,"UnableToReadImageData");
   return(GetFirstImageInList(image));
 }
 

Original file line number	Diff line number	Diff line change
`@@ -863,7 +863,7 @@ MagickExport Image ReadImage(const ImageInfo image_info,`
`863`	`863`	`}`
`864`	`864`	`read_info=DestroyImageInfo(read_info);`
`865`	`865`	`if (GetBlobError(image) != MagickFalse)`
`866`		`- ThrowImageException(FileOpenError,"UnableToReadFile");`
	`866`	`+ ThrowReaderException(ThrowImageException,"UnableToReadImageData");`
`867`	`867`	`return(GetFirstImageInList(image));`
`868`	`868`	`}`
`869`	`869`