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From: Brian Gix <brian.gix@intel.com>
To: linux-bluetooth@vger.kernel.org
Cc: inga.stotland@intel.com, brian.gix@intel.com
Subject: [PATCH BlueZ v2 1/4] mesh: Fix using uninitialized bytes
Date: Fri, 22 May 2020 14:13:06 -0700	[thread overview]
Message-ID: <20200522211309.233824-2-brian.gix@intel.com> (raw)
In-Reply-To: <20200522211309.233824-1-brian.gix@intel.com>

Fixes two problems found with static analysis
---
 mesh/crypto.c | 1 +
 mesh/node.c   | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/mesh/crypto.c b/mesh/crypto.c
index 99536594b..70b96c51b 100644
--- a/mesh/crypto.c
+++ b/mesh/crypto.c
@@ -553,6 +553,7 @@ bool mesh_crypto_packet_build(bool ctl, uint8_t ttl,
 	if (seq > SEQ_MASK)
 		return false;
 
+	packet[0] = 0;
 	l_put_be32(seq, packet + 1);
 	packet[1] = (ctl ? CTL : 0) | (ttl & TTL_MASK);
 
diff --git a/mesh/node.c b/mesh/node.c
index dd28dfd77..49ba7c885 100644
--- a/mesh/node.c
+++ b/mesh/node.c
@@ -1596,6 +1596,8 @@ static void get_managed_objects_cb(struct l_dbus_message *msg, void *user_data)
 		/* Generate device and primary network keys */
 		l_getrandom(dev_key, sizeof(dev_key));
 		l_getrandom(net_key.old_key, sizeof(net_key.old_key));
+		memcpy(net_key.new_key, net_key.old_key,
+						sizeof(net_key.old_key));
 		net_key.net_idx = PRIMARY_NET_IDX;
 		net_key.phase = KEY_REFRESH_PHASE_NONE;
 
-- 
2.25.4


  reply	other threads:[~2020-05-22 21:13 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-22 21:13 [PATCH BlueZ v2 0/4] mesh: Static Analysis clean-up Brian Gix
2020-05-22 21:13 ` Brian Gix [this message]
2020-05-22 21:13 ` [PATCH BlueZ v2 2/4] mesh: Fix leaked mesh_net allocation Brian Gix
2020-05-22 23:37   ` [BlueZ,v2,2/4] " bluez.test.bot
2020-05-22 21:13 ` [PATCH BlueZ v2 3/4] mesh: Fix leaked message reference Brian Gix
2020-05-22 23:37   ` [BlueZ,v2,3/4] " bluez.test.bot
2020-05-22 21:13 ` [PATCH BlueZ v2 4/4] mesh: Destroy PB-ADV queue when provisioning done Brian Gix
2020-05-22 23:37   ` [BlueZ,v2,4/4] " bluez.test.bot
2020-05-25 14:15 ` [PATCH BlueZ v2 0/4] mesh: Static Analysis clean-up Gix, Brian

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