File gtk2-bsc966682-overflow.patch of Package gtk2.3193

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File gtk2-bsc966682-overflow.patch of Package gtk2.3193

From 407c89863d08780861d120f8ccfc8e13582a2fda Mon Sep 17 00:00:00 2001
From: Matthias Clasen <mclasen@redhat.com>
Date: Sat, 29 Jun 2013 22:06:54 -0400
Subject: [PATCH] Avoid integer overflow

Use g_malloc_n in gdk_cairo_set_source_pixbuf when allocating
a large block of memory, to avoid integer overflow.

Pointed out by Bert Massop in
https://bugzilla.gnome.org/show_bug.cgi?id=703220

(cherry picked from commit 894b1ae76a32720f4bb3d39cf460402e3ce331d6)
---
 gdk/gdkcairo.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gdk/gdkcairo.c b/gdk/gdkcairo.c
index a3baa54..3fdb570 100644
--- a/gdk/gdkcairo.c
+++ b/gdk/gdkcairo.c
@@ -211,7 +211,7 @@ gdk_cairo_set_source_pixbuf (cairo_t         *cr,
     format = CAIRO_FORMAT_ARGB32;
 
   cairo_stride = cairo_format_stride_for_width (format, width);
-  cairo_pixels = g_malloc (height * cairo_stride);
+  cairo_pixels = g_malloc_n (height, cairo_stride);
   surface = cairo_image_surface_create_for_data ((unsigned char *)cairo_pixels,
                                                  format,
                                                  width, height, cairo_stride);
-- 
2.6.6

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File gtk2-bsc966682-overflow.patch of Package gtk2.3193

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