possible memory leak @ ImageMagick/ImageMagick#5121

ImageMagick · May 5, 2022 · ca7744c · ca7744c
1 parent 65ed243
commit ca7744c
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/coders/pnm.c b/coders/pnm.c
@@ -300,6 +300,7 @@ static Image *ReadPNMImage(const ImageInfo *image_info,ExceptionInfo *exception)
   /*
     Read PNM image.
   */
+  comment_info.comment=(char *) NULL;
   quantum_info=(QuantumInfo *) NULL;
   count=ReadBlob(image,1,(unsigned char *) &format);
   do
@@ -1391,6 +1392,10 @@ static Image *ReadPNMImage(const ImageInfo *image_info,ExceptionInfo *exception)
       }
   } while ((count == 1) && (format == 'P'));
   (void) CloseBlob(image);
+  if (comment_info.comment != (char *) NULL)
+    comment_info.comment=DestroyString(comment_info.comment);
+  if (quantum_info != (QuantumInfo *) NULL)
+    quantum_info=DestroyQuantumInfo(quantum_info);
   if (status == MagickFalse)
     return(DestroyImageList(image));
   return(GetFirstImageInList(image));