From ce150eaae2f0df70cd55fad4dc7ee4286c11333c Mon Sep 17 00:00:00 2001 From: Lee Chee Yang Date: Wed, 6 Jan 2021 08:15:21 +0800 Subject: glib-2.0: fix CVE-2020-35457 https://gitlab.gnome.org/GNOME/glib/-/issues/2197 upstream claim it is not security issue, but no harm to fix it since this is still a valid issue. (From OE-Core rev: 122f93d68ee0e9b418da0dcc99cb7cdcb7b3f643) Signed-off-by: Lee Chee Yang Signed-off-by: Anuj Mittal Signed-off-by: Richard Purdie --- .../glib-2.0/glib-2.0/CVE-2020-35457.patch | 41 ++++++++++++++++++++++ meta/recipes-core/glib-2.0/glib-2.0_2.64.5.bb | 1 + 2 files changed, 42 insertions(+) create mode 100644 meta/recipes-core/glib-2.0/glib-2.0/CVE-2020-35457.patch (limited to 'meta/recipes-core') diff --git a/meta/recipes-core/glib-2.0/glib-2.0/CVE-2020-35457.patch b/meta/recipes-core/glib-2.0/glib-2.0/CVE-2020-35457.patch new file mode 100644 index 0000000000..828f9fcb96 --- /dev/null +++ b/meta/recipes-core/glib-2.0/glib-2.0/CVE-2020-35457.patch @@ -0,0 +1,41 @@ +From 63c5b62f0a984fac9a9700b12f54fe878e016a5d Mon Sep 17 00:00:00 2001 +From: Philip Withnall +Date: Wed, 2 Sep 2020 12:38:09 +0100 +Subject: [PATCH] goption: Add a precondition to avoid GOptionEntry list + overflow +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +If the calling code adds more option entries than `G_MAXSIZE` then +there’ll be an integer overflow. This seems vanishingly unlikely (given +that all callers use static option entry lists), but add a precondition +anyway. + +Signed-off-by: Philip Withnall + +Fixes: #2197 + +Upstream-Status: Backport [https://gitlab.gnome.org/GNOME/glib/-/commit/63c5b62f0a984fac9a9700b12f54fe878e016a5d] +CVE: CVE-2020-35457 +Signed-off-by: Chee Yang Lee +--- + glib/goption.c | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/glib/goption.c b/glib/goption.c +index 9f5b977c4..bb9093a33 100644 +--- a/glib/goption.c ++++ b/glib/goption.c +@@ -2422,6 +2422,8 @@ g_option_group_add_entries (GOptionGroup *group, + + for (n_entries = 0; entries[n_entries].long_name != NULL; n_entries++) ; + ++ g_return_if_fail (n_entries <= G_MAXSIZE - group->n_entries); ++ + group->entries = g_renew (GOptionEntry, group->entries, group->n_entries + n_entries); + + /* group->entries could be NULL in the trivial case where we add no +-- +2.25.1 + diff --git a/meta/recipes-core/glib-2.0/glib-2.0_2.64.5.bb b/meta/recipes-core/glib-2.0/glib-2.0_2.64.5.bb index a30c5215be..b9462bc945 100644 --- a/meta/recipes-core/glib-2.0/glib-2.0_2.64.5.bb +++ b/meta/recipes-core/glib-2.0/glib-2.0_2.64.5.bb @@ -17,6 +17,7 @@ SRC_URI = "${GNOME_MIRROR}/glib/${SHRT_VER}/glib-${PV}.tar.xz \ file://0001-meson-Run-atomics-test-on-clang-as-well.patch \ file://0001-gio-tests-resources.c-comment-out-a-build-host-only-.patch \ file://tzdata-update.patch \ + file://CVE-2020-35457.patch \ " SRC_URI_append_class-native = " file://relocate-modules.patch" -- cgit v1.2.3-54-g00ecf