From 6e6a39d35fda929300c7668fdf5d2f0fbfed0606 Mon Sep 17 00:00:00 2001
From: Phil Race <prr@openjdk.org>
Date: Mon, 24 Mar 2025 19:52:52 +0000
Subject: [PATCH] 8347321: [ubsan] CGGlyphImages.m:553:30: runtime error: nan
 is outside the range of representable values of type 'unsigned long'

Reviewed-by: kizune, azvegint, aivanov
---
 .../macosx/classes/sun/font/CStrike.java            | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/java.desktop/macosx/classes/sun/font/CStrike.java b/src/java.desktop/macosx/classes/sun/font/CStrike.java
index 323c6e86a72..cfab6a9f4c3 100644
--- a/src/java.desktop/macosx/classes/sun/font/CStrike.java
+++ b/src/java.desktop/macosx/classes/sun/font/CStrike.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011, 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -102,6 +102,17 @@ public final class CStrike extends PhysicalStrike {
         final double[] glyphTx = new double[6];
         desc.glyphTx.getMatrix(glyphTx);
 
+        for (int i = 0; i < 6; i++) {
+            if (Double.isFinite(glyphTx[i])) {
+                continue;
+            }
+            for (int j = 0; j < 6; j++) {
+                glyphTx[j] = 0;
+            }
+            invDevTx = null;
+            break;
+        }
+
         final double[] invDevTxMatrix = new double[6];
         if (invDevTx == null) {
             invDevTxMatrix[0] = 1;