From: Trevor Gamblin <trevor.gamb...@windriver.com>
Backporting upstream fix since the uprev from 5.60 -> 5.61 does include
some minor functionality changes.
Signed-off-by: Trevor Gamblin <trevor.gamb...@windriver.com>
Signed-off-by: Anuj Mittal <anuj.mit...@intel.com>
---
meta/recipes-connectivity/bluez5/bluez5.inc | 1 +
...ter-Fix-storing-discoverable-setting.patch | 100 ++++++++++++++++++
2 files changed, 101 insertions(+)
create mode 100644
meta/recipes-connectivity/bluez5/bluez5/0001-adapter-Fix-storing-discoverable-setting.patch
diff --git a/meta/recipes-connectivity/bluez5/bluez5.inc
b/meta/recipes-connectivity/bluez5/bluez5.inc
index a7b628ce1b..0d30b1a3f5 100644
--- a/meta/recipes-connectivity/bluez5/bluez5.inc
+++ b/meta/recipes-connectivity/bluez5/bluez5.inc
@@ -52,6 +52,7 @@ SRC_URI =
"${KERNELORG_MIRROR}/linux/bluetooth/bluez-${PV}.tar.xz \
${@bb.utils.contains('DISTRO_FEATURES', 'systemd', '',
'file://0001-Allow-using-obexd-without-systemd-in-the-user-sessio.patch', d)} \
file://0001-tests-add-a-target-for-building-tests-without-runnin.patch \
file://0001-test-gatt-Fix-hung-issue.patch \
+ file://0001-adapter-Fix-storing-discoverable-setting.patch \
"
S = "${WORKDIR}/bluez-${PV}"
diff --git
a/meta/recipes-connectivity/bluez5/bluez5/0001-adapter-Fix-storing-discoverable-setting.patch
b/meta/recipes-connectivity/bluez5/bluez5/0001-adapter-Fix-storing-discoverable-setting.patch
new file mode 100644
index 0000000000..c2a5edd226
--- /dev/null
+++
b/meta/recipes-connectivity/bluez5/bluez5/0001-adapter-Fix-storing-discoverable-setting.patch
@@ -0,0 +1,100 @@
+From b497b5942a8beb8f89ca1c359c54ad67ec843055 Mon Sep 17 00:00:00 2001
+From: Luiz Augusto von Dentz <luiz.von.de...@intel.com>
+Date: Thu, 24 Jun 2021 16:32:04 -0700
+Subject: [PATCH] adapter: Fix storing discoverable setting
+
+discoverable setting shall only be store when changed via Discoverable
+property and not when discovery client set it as that be considered
+temporary just for the lifetime of the discovery.
+
+Upstream-Status: Backport
+(https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=b497b5942a8beb8f89ca1c359c54ad67ec843055)
+
+CVE: CVE-2021-3658
+
+Signed-off-by: Trevor Gamblin <trevor.gamb...@windriver.com>
+
+---
+ src/adapter.c | 35 ++++++++++++++++++++++-------------
+ 1 file changed, 22 insertions(+), 13 deletions(-)
+
+diff --git a/src/adapter.c b/src/adapter.c
+index 12e4ff5c0..663b778e4 100644
+--- a/src/adapter.c
++++ b/src/adapter.c
+@@ -560,7 +560,11 @@ static void settings_changed(struct btd_adapter *adapter,
uint32_t settings)
+ if (changed_mask & MGMT_SETTING_DISCOVERABLE) {
+ g_dbus_emit_property_changed(dbus_conn, adapter->path,
+ ADAPTER_INTERFACE, "Discoverable");
+- store_adapter_info(adapter);
++ /* Only persist discoverable setting if it was not set
++ * temporarily by discovery.
++ */
++ if (!adapter->discovery_discoverable)
++ store_adapter_info(adapter);
+ btd_adv_manager_refresh(adapter->adv_manager);
+ }
+
+@@ -2162,8 +2166,6 @@ static bool filters_equal(struct
mgmt_cp_start_service_discovery *a,
+ static int update_discovery_filter(struct btd_adapter *adapter)
+ {
+ struct mgmt_cp_start_service_discovery *sd_cp;
+- GSList *l;
+-
+
+ DBG("");
+
+@@ -2173,17 +2175,24 @@ static int update_discovery_filter(struct btd_adapter
*adapter)
+ return -ENOMEM;
+ }
+
+- for (l = adapter->discovery_list; l; l = g_slist_next(l)) {
+- struct discovery_client *client = l->data;
++ /* Only attempt to overwrite current discoverable setting when not
++ * discoverable.
++ */
++ if (!(adapter->current_settings & MGMT_OP_SET_DISCOVERABLE)) {
++ GSList *l;
+
+- if (!client->discovery_filter)
+- continue;
++ for (l = adapter->discovery_list; l; l = g_slist_next(l)) {
++ struct discovery_client *client = l->data;
+
+- if (client->discovery_filter->discoverable)
+- break;
+- }
++ if (!client->discovery_filter)
++ continue;
+
+- set_discovery_discoverable(adapter, l ? true : false);
++ if (client->discovery_filter->discoverable) {
++ set_discovery_discoverable(adapter, true);
++ break;
++ }
++ }
++ }
+
+ /*
+ * If filters are equal, then don't update scan, except for when
+@@ -2216,8 +2225,7 @@ static int discovery_stop(struct discovery_client
*client)
+ return 0;
+ }
+
+- if (adapter->discovery_discoverable)
+- set_discovery_discoverable(adapter, false);
++ set_discovery_discoverable(adapter, false);
+
+ /*
+ * In the idle phase of a discovery, there is no need to stop it
+@@ -6913,6 +6921,7 @@ static void adapter_stop(struct btd_adapter *adapter)
+ g_free(adapter->current_discovery_filter);
+ adapter->current_discovery_filter = NULL;
+
++ set_discovery_discoverable(adapter, false);
+ adapter->discovering = false;
+
+ while (adapter->connections) {
+--
+2.33.0
+
--
2.31.1
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