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-rw-r--r--meta/recipes-core/glib-2.0/glib-2.0/CVE-2023-32665-0007.patch49
1 files changed, 49 insertions, 0 deletions
diff --git a/meta/recipes-core/glib-2.0/glib-2.0/CVE-2023-32665-0007.patch b/meta/recipes-core/glib-2.0/glib-2.0/CVE-2023-32665-0007.patch
new file mode 100644
index 0000000000..83d0205160
--- /dev/null
+++ b/meta/recipes-core/glib-2.0/glib-2.0/CVE-2023-32665-0007.patch
@@ -0,0 +1,49 @@
+From e6490c84e84ba9f182fbd83b51ff4f9f5a0a1793 Mon Sep 17 00:00:00 2001
+From: Philip Withnall <pwithnall@endlessos.org>
+Date: Wed, 16 Aug 2023 03:42:47 +0000
+Subject: [PATCH] gvariant: Port g_variant_deep_copy() to count its iterations
+ directly
+
+This is equivalent to what `GVariantIter` does, but it means that
+`g_variant_deep_copy()` is making its own `g_variant_get_child_value()`
+calls.
+
+This will be useful in an upcoming commit, where those child values will
+be inspected a little more deeply.
+
+Signed-off-by: Philip Withnall <pwithnall@endlessos.org>
+
+Helps: #2121
+
+CVE: CVE-2023-32665
+Upstream-Status: Backport from [https://gitlab.gnome.org/GNOME/glib/-/commit/e6490c84e84ba9f182fbd83b51ff4f9f5a0a1793]
+Signed-off-by: Siddharth Doshi <sdoshi@mvista.com>
+---
+ glib/gvariant.c | 7 +++----
+ 1 file changed, 3 insertions(+), 4 deletions(-)
+
+diff --git a/glib/gvariant.c b/glib/gvariant.c
+index cdb428e..fdd36be 100644
+--- a/glib/gvariant.c
++++ b/glib/gvariant.c
+@@ -5799,14 +5799,13 @@ g_variant_deep_copy (GVariant *value)
+ case G_VARIANT_CLASS_VARIANT:
+ {
+ GVariantBuilder builder;
+- GVariantIter iter;
+- GVariant *child;
++ gsize i, n_children;
+
+ g_variant_builder_init (&builder, g_variant_get_type (value));
+- g_variant_iter_init (&iter, value);
+
+- while ((child = g_variant_iter_next_value (&iter)))
++ for (i = 0, n_children = g_variant_n_children (value); i < n_children; i++)
+ {
++ GVariant *child = g_variant_get_child_value (value, i);
+ g_variant_builder_add_value (&builder, g_variant_deep_copy (child));
+ g_variant_unref (child);
+ }
+--
+2.24.4
+