[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[freetype2] master 0a33b44: * src/sfnt/ttcpal.c (tt_face_load_cpal): Add
From: |
Werner LEMBERG |
Subject: |
[freetype2] master 0a33b44: * src/sfnt/ttcpal.c (tt_face_load_cpal): Add missing safety check. |
Date: |
Tue, 21 Aug 2018 04:52:27 -0400 (EDT) |
branch: master
commit 0a33b44e6eb31b7c5bfed32cf723a0eee1e4e169
Author: Werner Lemberg <address@hidden>
Commit: Werner Lemberg <address@hidden>
* src/sfnt/ttcpal.c (tt_face_load_cpal): Add missing safety check.
Reported as
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9981
---
ChangeLog | 8 ++++++++
src/sfnt/ttcpal.c | 3 +++
2 files changed, 11 insertions(+)
diff --git a/ChangeLog b/ChangeLog
index b928d36..9ddfad2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2018-08-21 Werner Lemberg <address@hidden>
+
+ * src/sfnt/ttcpal.c (tt_face_load_cpal): Add missing safety check.
+
+ Reported as
+
+ https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9981
+
2018-08-18 Werner Lemberg <address@hidden>
[psaux] Avoid slow PS font parsing in case of error.
diff --git a/src/sfnt/ttcpal.c b/src/sfnt/ttcpal.c
index b18f0aa..be1b004 100644
--- a/src/sfnt/ttcpal.c
+++ b/src/sfnt/ttcpal.c
@@ -121,6 +121,9 @@
if ( cpal->num_colors * COLOR_SIZE > table_size - colors_offset )
goto InvalidTable;
+ if ( face->palette_data.num_palette_entries > cpal->num_colors )
+ goto InvalidTable;
+
cpal->color_indices = p;
cpal->colors = (FT_Byte*)( table + colors_offset );
[Prev in Thread] |
Current Thread |
[Next in Thread] |
- [freetype2] master 0a33b44: * src/sfnt/ttcpal.c (tt_face_load_cpal): Add missing safety check.,
Werner LEMBERG <=