From 03be750d9c5a090141a9d76f8ee30d5f696a8595 Mon Sep 17 00:00:00 2001 From: Fan Xin Date: Tue, 6 Jun 2017 15:57:52 +0900 Subject: 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 Signed-off-by: Fan Xin Signed-off-by: Ross Burton --- ...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 deletion(-) create mode 100644 meta/recipes-graphics/cairo/cairo/cairo-get_bitmap_surface-bsc1036789-CVE-2017-7475.diff (limited to 'meta/recipes-graphics/cairo') 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 0000000000..7aaad2eedd --- /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 + +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 5a3c74f8ea..af6be565b3 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" -- cgit 1.2.3-korg