--- old/modules/javafx.graphics/src/main/native-iio/libjpeg/jmemmgr.c	2019-01-15 06:21:36.726012476 -0800
+++ new/modules/javafx.graphics/src/main/native-iio/libjpeg/jmemmgr.c	2019-01-15 06:21:36.622012473 -0800
@@ -403,6 +403,10 @@
   JDIMENSION rowsperchunk, currow, i;
   long ltemp;
 
+  if (samplesperrow == 0) {
+    ERREXIT(cinfo, JERR_WIDTH_OVERFLOW);
+  }
+
   /* Calculate max # of rows allowed in one allocation chunk */
   ltemp = (MAX_ALLOC_CHUNK-SIZEOF(large_pool_hdr)) /
       ((long) samplesperrow * SIZEOF(JSAMPLE));
@@ -451,6 +455,10 @@
   JDIMENSION rowsperchunk, currow, i;
   long ltemp;
 
+  if (blocksperrow == 0) {
+    ERREXIT(cinfo, JERR_WIDTH_OVERFLOW);
+  }
+
   /* Calculate max # of rows allowed in one allocation chunk */
   ltemp = (MAX_ALLOC_CHUNK-SIZEOF(large_pool_hdr)) /
       ((long) blocksperrow * SIZEOF(JBLOCK));