From 13deea7cbd5becb0746585177b9d67e0a52516e7 Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Tue, 18 Oct 2022 13:38:12 -0600
Subject: [PATCH] [glyf/VarComposite] Clamp axis coordinates

---
 src/OT/glyf/VarCompositeGlyph.hh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/OT/glyf/VarCompositeGlyph.hh b/src/OT/glyf/VarCompositeGlyph.hh
index 51e40bdbf..489fb911d 100644
--- a/src/OT/glyf/VarCompositeGlyph.hh
+++ b/src/OT/glyf/VarCompositeGlyph.hh
@@ -238,7 +238,9 @@ struct VarCompositeGlyphRecord
     for (unsigned i = 0; i < count; i++)
     {
       unsigned axis_index = axis_width == 1 ? *p++ : *q++;
-      setter[axis_index] = axis_points[i].x;
+      signed v = axis_points[i].x;
+      v = hb_clamp (v, -(1<<14), (1<<14));
+      setter[axis_index] = v;
     }
   }