[gnome-continuous-yocto/gnomeostree-3.28-rocko: 6173/8267] cairo: Fix CVE-2017-7475
- From: Emmanuele Bassi <ebassi src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gnome-continuous-yocto/gnomeostree-3.28-rocko: 6173/8267] cairo: Fix CVE-2017-7475
- Date: Sun, 17 Dec 2017 04:28:23 +0000 (UTC)
commit 8c19ed047a3333c5dd38b0d459ea81bb218950af
Author: Fan Xin <fan xin jp fujitsu com>
Date: Tue Jun 6 15:57:52 2017 +0900
cairo: Fix CVE-2017-7475
CVE: CVE-2017-7475
Bug 100763 - Denial-of-Service Attack due to Logical Problem in Program
https://bugs.freedesktop.org/show_bug.cgi?id=100763
(From OE-Core rev: 03be750d9c5a090141a9d76f8ee30d5f696a8595)
Signed-off-by: Fan Xin <fan xin jp fujitsu com>
Signed-off-by: Ross Burton <ross burton intel com>
Signed-off-by: Richard Purdie <richard purdie linuxfoundation org>
...et_bitmap_surface-bsc1036789-CVE-2017-7475.diff | 22 ++++++++++++++++++++
meta/recipes-graphics/cairo/cairo_1.14.8.bb | 4 ++-
2 files changed, 25 insertions(+), 1 deletions(-)
---
diff --git a/meta/recipes-graphics/cairo/cairo/cairo-get_bitmap_surface-bsc1036789-CVE-2017-7475.diff
b/meta/recipes-graphics/cairo/cairo/cairo-get_bitmap_surface-bsc1036789-CVE-2017-7475.diff
new file mode 100644
index 0000000..7aaad2e
--- /dev/null
+++ b/meta/recipes-graphics/cairo/cairo/cairo-get_bitmap_surface-bsc1036789-CVE-2017-7475.diff
@@ -0,0 +1,22 @@
+Cairo: Fix Denial-of-Service Attack due to Logical Problem in Program
+
+https://bugs.freedesktop.org/show_bug.cgi?id=100763
+
+CVE: CVE-2017-7475
+Upstream-Status: Submitted
+
+Signed-off-by: Fan Xin <fan xin jp fujitsu com>
+
+Index: cairo-1.15.4/src/cairo-ft-font.c
+===================================================================
+--- cairo-1.15.4.orig/src/cairo-ft-font.c
++++ cairo-1.15.4/src/cairo-ft-font.c
+@@ -1149,7 +1149,7 @@ _get_bitmap_surface (FT_Bitmap *bi
+ width = bitmap->width;
+ height = bitmap->rows;
+
+- if (width == 0 || height == 0) {
++ if (width == 0 || height == 0 || bitmap->buffer == NULL) {
+ *surface = (cairo_image_surface_t *)
+ cairo_image_surface_create_for_data (NULL, format, 0, 0, 0);
+ return (*surface)->base.status;
diff --git a/meta/recipes-graphics/cairo/cairo_1.14.8.bb b/meta/recipes-graphics/cairo/cairo_1.14.8.bb
index 5a3c74f..af6be56 100644
--- a/meta/recipes-graphics/cairo/cairo_1.14.8.bb
+++ b/meta/recipes-graphics/cairo/cairo_1.14.8.bb
@@ -2,7 +2,9 @@ require cairo.inc
LIC_FILES_CHKSUM = "file://COPYING;md5=e73e999e0c72b5ac9012424fa157ad77"
-SRC_URI = "http://cairographics.org/releases/cairo-${PV}.tar.xz"
+SRC_URI = "http://cairographics.org/releases/cairo-${PV}.tar.xz \
+ file://cairo-get_bitmap_surface-bsc1036789-CVE-2017-7475.diff \
+ "
SRC_URI[md5sum] = "4ef0db2eacb271c74f8a3fd87822aa98"
SRC_URI[sha256sum] = "d1f2d98ae9a4111564f6de4e013d639cf77155baf2556582295a0f00a9bc5e20"
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