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[freetype2] master 9adc3b3: * src/psaux/cffdecode.c (cff_operator_seac):
From: |
Werner LEMBERG |
Subject: |
[freetype2] master 9adc3b3: * src/psaux/cffdecode.c (cff_operator_seac): Fix numeric overflow. |
Date: |
Mon, 26 Aug 2019 14:36:36 -0400 (EDT) |
branch: master
commit 9adc3b35f1a6909c1785c42ae7b8cf369634b225
Author: Werner Lemberg <address@hidden>
Commit: Werner Lemberg <address@hidden>
* src/psaux/cffdecode.c (cff_operator_seac): Fix numeric overflow.
Reported as
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16470
---
ChangeLog | 8 ++++++++
src/psaux/cffdecode.c | 2 +-
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/ChangeLog b/ChangeLog
index fdd4e2b..b6c3b32 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,13 @@
2019-08-26 Werner Lemberg <address@hidden>
+ * src/psaux/cffdecode.c (cff_operator_seac): Fix numeric overflow.
+
+ Reported as
+
+ https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16470
+
+2019-08-26 Werner Lemberg <address@hidden>
+
[type1] Fix `FT_Get_Var_Axis_Flags' (#56804).
* src/type1/t1load.c (T1_Get_MM_Var): Allocate space for axis flags.
diff --git a/src/psaux/cffdecode.c b/src/psaux/cffdecode.c
index 17cccf8..06c6af4 100644
--- a/src/psaux/cffdecode.c
+++ b/src/psaux/cffdecode.c
@@ -330,7 +330,7 @@
builder->left_bearing.x = 0;
builder->left_bearing.y = 0;
- builder->pos_x = adx - asb;
+ builder->pos_x = SUB_LONG( adx, asb );
builder->pos_y = ady;
/* Now load `achar' on top of the base outline. */
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