diff options
Diffstat (limited to 'meta/recipes-connectivity/bluez5/bluez5/CVE-2020-0556-1.patch')
-rw-r--r-- | meta/recipes-connectivity/bluez5/bluez5/CVE-2020-0556-1.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/meta/recipes-connectivity/bluez5/bluez5/CVE-2020-0556-1.patch b/meta/recipes-connectivity/bluez5/bluez5/CVE-2020-0556-1.patch new file mode 100644 index 0000000000..a6bf31e14b --- /dev/null +++ b/meta/recipes-connectivity/bluez5/bluez5/CVE-2020-0556-1.patch @@ -0,0 +1,35 @@ +From 8cdbd3b09f29da29374e2f83369df24228da0ad1 Mon Sep 17 00:00:00 2001 +From: Alain Michaud <alainm@chromium.org> +Date: Tue, 10 Mar 2020 02:35:16 +0000 +Subject: [PATCH 1/2] HOGP must only accept data from bonded devices. + +HOGP 1.0 Section 6.1 establishes that the HOGP must require bonding. + +Reference: +https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00352.htm + +Upstream-Status: Backport [https://git.kernel.org/pub/scm/bluetooth/bluez.git/commit/?id=8cdbd3b09f29da29374e2f83369df24228da0ad1] +Signed-off-by: Anuj Mittal <anuj.mittal@intel.com> +CVE: CVE-2020-0556 +--- + profiles/input/hog.c | 4 ++++ + 1 file changed, 4 insertions(+) + +diff --git a/profiles/input/hog.c b/profiles/input/hog.c +index 83c017dcb..dfac68921 100644 +--- a/profiles/input/hog.c ++++ b/profiles/input/hog.c +@@ -186,6 +186,10 @@ static int hog_accept(struct btd_service *service) + return -EINVAL; + } + ++ /* HOGP 1.0 Section 6.1 requires bonding */ ++ if (!device_is_bonded(device, btd_device_get_bdaddr_type(device))) ++ return -ECONNREFUSED; ++ + /* TODO: Replace GAttrib with bt_gatt_client */ + bt_hog_attach(dev->hog, attrib); + +-- +2.24.1 + |