diff --git a/src/hb-ot-hdmx-table.hh b/src/hb-ot-hdmx-table.hh
index dea2b7e29..a86cc3c31 100644
--- a/src/hb-ot-hdmx-table.hh
+++ b/src/hb-ot-hdmx-table.hh
@@ -156,6 +156,7 @@ struct hdmx
     TRACE_SANITIZE (this);
     return_trace (c->check_struct (this) &&
 		  !hb_unsigned_mul_overflows (numRecords, sizeDeviceRecord) &&
+                  min_size + numRecords * sizeDeviceRecord > numRecords * sizeDeviceRecord &&
 		  sizeDeviceRecord >= DeviceRecord::min_size &&
 		  c->check_range (this, get_size ()));
   }
diff --git a/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-4877336988483584 b/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-4877336988483584
new file mode 100644
index 000000000..73d4e5de7
Binary files /dev/null and b/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-4877336988483584 differ