diff options
Diffstat (limited to 'meta/recipes-core/glib-2.0/glib-2.0/CVE-2023-32611-0001.patch')
| -rw-r--r-- | meta/recipes-core/glib-2.0/glib-2.0/CVE-2023-32611-0001.patch | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/meta/recipes-core/glib-2.0/glib-2.0/CVE-2023-32611-0001.patch b/meta/recipes-core/glib-2.0/glib-2.0/CVE-2023-32611-0001.patch new file mode 100644 index 0000000000..b2187f2af9 --- /dev/null +++ b/meta/recipes-core/glib-2.0/glib-2.0/CVE-2023-32611-0001.patch @@ -0,0 +1,89 @@ +From 1deacdd4e8e35a5cf1417918ca4f6b0afa6409b1 Mon Sep 17 00:00:00 2001 +From: William Manley <will@stb-tester.com> +Date: Wed, 9 Aug 2023 10:04:49 +0000 +Subject: [PATCH] gvariant-core: Consolidate construction of + `GVariantSerialised` + +So I only need to change it in one place. + +This introduces no functional changes. + +Helps: #2121 + +CVE: CVE-2023-32665 +Upstream-Status: Backport from [https://gitlab.gnome.org/GNOME/glib/-/commit/1deacdd4e8e35a5cf1417918ca4f6b0afa6409b1] +Signed-off-by: Siddharth Doshi <sdoshi@mvista.com> +--- + glib/gvariant.c | 8 +++++--- + glib/tests/gvariant.c | 24 ++++++++++++++++++++++++ + 2 files changed, 29 insertions(+), 3 deletions(-) + +diff --git a/glib/gvariant.c b/glib/gvariant.c +index 8ba701e..4dbd9e8 100644 +--- a/glib/gvariant.c ++++ b/glib/gvariant.c +@@ -5952,14 +5952,16 @@ g_variant_byteswap (GVariant *value) + g_variant_serialised_byteswap (serialised); + + bytes = g_bytes_new_take (serialised.data, serialised.size); +- new = g_variant_new_from_bytes (g_variant_get_type (value), bytes, TRUE); ++ new = g_variant_ref_sink (g_variant_new_from_bytes (g_variant_get_type (value), bytes, TRUE)); + g_bytes_unref (bytes); + } + else + /* contains no multi-byte data */ +- new = value; ++ new = g_variant_get_normal_form (value); + +- return g_variant_ref_sink (new); ++ g_assert (g_variant_is_trusted (new)); ++ ++ return g_steal_pointer (&new); + } + + /** +diff --git a/glib/tests/gvariant.c b/glib/tests/gvariant.c +index 4ce0e4f..3dda08e 100644 +--- a/glib/tests/gvariant.c ++++ b/glib/tests/gvariant.c +@@ -3834,6 +3834,29 @@ test_gv_byteswap (void) + g_free (string); + } + ++static void ++test_gv_byteswap_non_normal_non_aligned (void) ++{ ++ const guint8 data[] = { 0x02 }; ++ GVariant *v = NULL; ++ GVariant *v_byteswapped = NULL; ++ ++ g_test_summary ("Test that calling g_variant_byteswap() on a variant which " ++ "is in non-normal form and doesn’t need byteswapping returns " ++ "the same variant in normal form."); ++ ++ v = g_variant_new_from_data (G_VARIANT_TYPE_BOOLEAN, data, sizeof (data), FALSE, NULL, NULL); ++ g_assert_false (g_variant_is_normal_form (v)); ++ ++ v_byteswapped = g_variant_byteswap (v); ++ g_assert_true (g_variant_is_normal_form (v_byteswapped)); ++ ++ g_assert_cmpvariant (v, v_byteswapped); ++ ++ g_variant_unref (v); ++ g_variant_unref (v_byteswapped); ++} ++ + static void + test_parser (void) + { +@@ -5570,6 +5593,7 @@ main (int argc, char **argv) + g_test_add_func ("/gvariant/builder-memory", test_builder_memory); + g_test_add_func ("/gvariant/hashing", test_hashing); + g_test_add_func ("/gvariant/byteswap", test_gv_byteswap); ++ g_test_add_func ("/gvariant/byteswap/non-normal-non-aligned", test_gv_byteswap_non_normal_non_aligned); + g_test_add_func ("/gvariant/parser", test_parses); + g_test_add_func ("/gvariant/parser/integer-bounds", test_parser_integer_bounds); + g_test_add_func ("/gvariant/parser/recursion", test_parser_recursion); +-- +2.24.4 + |