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From 29c759284e305ec428703c9a5831d0b1fc3497ef Mon Sep 17 00:00:00 2001
From: Werner Lemberg <wl@gnu.org>
Date: Sat, 27 Jan 2018 14:43:43 +0100
Subject: [PATCH] * src/truetype/ttinterp.c (Ins_GETVARIATION): Avoid NULL
reference.
Reported as
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5736
---
src/truetype/ttinterp.c | 12 ++++++++++--
1 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/src/truetype/ttinterp.c b/src/truetype/ttinterp.c
index d855aaaa9..551f14a2e 100644
--- a/src/truetype/ttinterp.c
+++ b/src/truetype/ttinterp.c
@@ -7470,8 +7470,16 @@
return;
}
- for ( i = 0; i < num_axes; i++ )
- args[i] = coords[i] >> 2; /* convert 16.16 to 2.14 format */
+ if ( coords )
+ {
+ for ( i = 0; i < num_axes; i++ )
+ args[i] = coords[i] >> 2; /* convert 16.16 to 2.14 format */
+ }
+ else
+ {
+ for ( i = 0; i < num_axes; i++ )
+ args[i] = 0;
+ }
}
--
2.14.3