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gnu: gtk+-2: Fix build by hardening list store.

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* gnu/packages/patches/gtk2-harden-list-store.patch: New file.
* gnu/packages/gtk.scm (gtk+-2)[patches]: Add it here.
* gnu/local.mk (dist_patch_DATA): Register it here.
This commit is contained in:
Liliana Marie Prikler 2023-03-30 20:41:59 +02:00
parent 2a911cd34c
commit 289f7a47de
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3 changed files with 44 additions and 0 deletions
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1
gnu/local.mk
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@ -1312,6 +1312,7 @@ dist_patch_DATA = \
%D%/packages/patches/guile-rsvg-pkgconfig.patch \
%D%/packages/patches/guile-emacs-fix-configure.patch \
%D%/packages/patches/gtk2-fix-builder-test.patch \
%D%/packages/patches/gtk2-harden-list-store.patch \
%D%/packages/patches/gtk2-respect-GUIX_GTK2_PATH.patch \
%D%/packages/patches/gtk2-respect-GUIX_GTK2_IM_MODULE_FILE.patch \
%D%/packages/patches/gtk2-theme-paths.patch \

1
gnu/packages/gtk.scm
View file

@ -897,6 +897,7 @@ (define-public gtk+-2
"1nn6kks1zyvb5xikr9y2k7r9bwjy1g4b0m0s66532bclymbwfamc"))
(patches (search-patches "gtk2-respect-GUIX_GTK2_PATH.patch"
"gtk2-respect-GUIX_GTK2_IM_MODULE_FILE.patch"
"gtk2-harden-list-store.patch"
"gtk2-theme-paths.patch"
"gtk2-fix-builder-test.patch"))))
(build-system gnu-build-system)

42
gnu/packages/patches/gtk2-harden-list-store.patch Normal file
View file

@ -0,0 +1,42 @@
Backport the implementation of gtk_list_store_iter_is_valid from gtk+-3.
Index: gtk+-2.24.33/gtk/gtkliststore.c
===================================================================
--- gtk+-2.24.33.orig/gtk/gtkliststore.c
+++ gtk+-2.24.33/gtk/gtkliststore.c
@@ -1195,16 +1195,31 @@ gboolean
gtk_list_store_iter_is_valid (GtkListStore *list_store,
GtkTreeIter *iter)
{
+ GSequenceIter *seq_iter;
+
g_return_val_if_fail (GTK_IS_LIST_STORE (list_store), FALSE);
g_return_val_if_fail (iter != NULL, FALSE);
- if (!VALID_ITER (iter, list_store))
- return FALSE;
+ /* can't use VALID_ITER() here, because iter might point
+ * to random memory.
+ *
+ * We MUST NOT dereference it.
+ */
- if (g_sequence_iter_get_sequence (iter->user_data) != list_store->seq)
+ if (iter == NULL ||
+ iter->user_data == NULL ||
+ list_store->stamp != iter->stamp)
return FALSE;
- return TRUE;
+ for (seq_iter = g_sequence_get_begin_iter (list_store->seq);
+ !g_sequence_iter_is_end (seq_iter);
+ seq_iter = g_sequence_iter_next (seq_iter))
+ {
+ if (seq_iter == iter->user_data)
+ return TRUE;
+ }
+
+ return FALSE;
}
static gboolean real_gtk_list_store_row_draggable (GtkTreeDragSource *drag_source,