freetype: patches for CVE-2012-5668, 5669, and 5670

For details of these security issues, please see:

http://www.openwall.com/lists/oss-security/2012/12/25/1

Thanks to Eren Turkay <eren@hambedded.org> for submitting source
patches that apply cleanly to freetype 2.4.9.

This fixes denzil bug [YOCTO #3649]

(From OE-Core rev: be34916d81b71385a560a6990c7b30eba243b356)

Signed-off-by: Scott Garman <scott.a.garman@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 31 insertions, 0 deletions

diff --git a/meta/recipes-graphics/freetype/freetype-2.4.9/CVE-2012-5668.patch b/meta/recipes-graphics/freetype/freetype-2.4.9/CVE-2012-5668.patch
new file mode 100644
index 0000000000..609d73d3f7
--- /dev/null
+++ b/meta/recipes-graphics/freetype/freetype-2.4.9/CVE-2012-5668.patch
@@ -0,0 +1,31 @@
+From 9b6b5754b57c12b820e01305eb69b8863a161e5a Mon Sep 17 00:00:00 2001
+From: Werner Lemberg <wl@gnu.org>
+Date: Sat, 15 Dec 2012 00:34:41 +0000
+Subject: [bdf] Fix Savannah bug #37905.
+
+* src/bdf/bdflib.c (_bdf_parse_start): Reset `props_size' to zero in
+case of allocation error; this value gets used in a loop in
+`bdf_free_font'.
+
+Upstream-Status: Pending
+
+Signed-off-by: Eren Turkay <eren@hambedded.org>
+Signed-off-by: Scott Garman <scott.a.garman@intel.com>
+---
+diff --git a/src/bdf/bdflib.c b/src/bdf/bdflib.c
+index ed08a6e..8d7f9a0 100644
+--- a/src/bdf/bdflib.c
++++ b/src/bdf/bdflib.c
+@@ -2169,7 +2169,10 @@
+       p->cnt = p->font->props_size = _bdf_atoul( p->list.field[1], 0, 10 );
+ 
+       if ( FT_NEW_ARRAY( p->font->props, p->cnt ) )
++      {
++        p->font->props_size = 0;
+         goto Exit;
++      }
+ 
+       p->flags |= _BDF_PROPS;
+       *next     = _bdf_parse_properties;
+--
+cgit v0.9.0.2