gtk+: Fix CVE-2024-6655

A flaw was found in the GTK library. Under certain conditions, it is possible for a
library to be injected into a GTK application from the current working directory.

References:
https://nvd.nist.gov/vuln/detail/CVE-2024-6655

Upstream-patch:
https://gitlab.gnome.org/GNOME/gtk/-/commit/3bbf0b6176d42836d23c36a6ac410e807ec0a7a7

Signed-off-by: Soumya Sambu <soumya.sambu@windriver.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>

2 files changed, 41 insertions, 0 deletions

diff --git a/meta-oe/recipes-gnome/gtk+/gtk+/CVE-2024-6655.patch b/meta-oe/recipes-gnome/gtk+/gtk+/CVE-2024-6655.patch
new file mode 100644
index 0000000000..dfa54f2f31
--- /dev/null
+++ b/meta-oe/recipes-gnome/gtk+/gtk+/CVE-2024-6655.patch
@@ -0,0 +1,40 @@
+From 3bbf0b6176d42836d23c36a6ac410e807ec0a7a7 Mon Sep 17 00:00:00 2001
+From: Matthias Clasen <mclasen@redhat.com>
+Date: Sat, 15 Jun 2024 14:18:01 -0400
+Subject: [PATCH] Stop looking for modules in cwd
+
+This is just not a good idea. It is surprising, and can be misused.
+
+Fixes: #6786
+
+CVE: CVE-2024-6655
+
+Upstream-Status: Backport [https://gitlab.gnome.org/GNOME/gtk/-/commit/3bbf0b6176d42836d23c36a6ac410e807ec0a7a7]
+
+Signed-off-by: Soumya Sambu <soumya.sambu@windriver.com>
+---
+ gtk/gtkmodules.c | 9 ++-------
+ 1 file changed, 2 insertions(+), 7 deletions(-)
+
+diff --git a/gtk/gtkmodules.c b/gtk/gtkmodules.c
+index e09b583..e75810c 100644
+--- a/gtk/gtkmodules.c
++++ b/gtk/gtkmodules.c
+@@ -225,13 +225,8 @@ find_module (const gchar *name)
+   gchar *module_name;
+
+   module_name = _gtk_find_module (name, "modules");
+-  if (!module_name)
+-    {
+-      /* As last resort, try loading without an absolute path (using system
+-       * library path)
+-       */
+-      module_name = g_module_build_path (NULL, name);
+-    }
++  if (module_name == NULL)
++    return NULL;
+
+   module = g_module_open (module_name, G_MODULE_BIND_LOCAL | G_MODULE_BIND_LAZY);
+
+--
+2.40.0
diff --git a/meta-oe/recipes-gnome/gtk+/gtk+_2.24.33.bb b/meta-oe/recipes-gnome/gtk+/gtk+_2.24.33.bb
index 5eac641cf3..8b9f6723dd 100644
--- a/meta-oe/recipes-gnome/gtk+/gtk+_2.24.33.bb
+++ b/meta-oe/recipes-gnome/gtk+/gtk+_2.24.33.bb
@@ -11,6 +11,7 @@ SRC_URI = "http://ftp.gnome.org/pub/gnome/sources/gtk+/2.24/gtk+-${PV}.tar.xz \
            file://strict-prototypes.patch \
            file://0001-Do-not-look-into-HOME-when-looking-for-gtk-modules.patch \
            file://0001-Fix-signature-of-create_menu-function.patch \
+           file://CVE-2024-6655.patch \
            "
 
 SRC_URI[sha256sum] = "ac2ac757f5942d318a311a54b0c80b5ef295f299c2a73c632f6bfb1ff49cc6da"