* src/truetype/ttgxvar.c (tt_hvadvance_adjust): Integer overflow. Reported as https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=50462
diff --git a/src/truetype/ttgxvar.c b/src/truetype/ttgxvar.c
index 370a92c..d2452f8 100644
--- a/src/truetype/ttgxvar.c
+++ b/src/truetype/ttgxvar.c
@@ -42,6 +42,7 @@
#include <ft2build.h>
#include <freetype/internal/ftdebug.h>
#include FT_CONFIG_CONFIG_H
+#include <freetype/internal/ftcalc.h>
#include <freetype/internal/ftstream.h>
#include <freetype/internal/sfnt.h>
#include <freetype/tttags.h>
@@ -1207,7 +1208,7 @@
delta == 1 ? "" : "s",
vertical ? "VVAR" : "HVAR" ));
- *avalue += delta;
+ *avalue = ADD_INT( *avalue, delta );
}
Exit: