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Message-Id: <1602928220196148@kroah.com>
Date: Sat, 17 Oct 2020 11:50:21 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 4.4.240
diff --git a/Makefile b/Makefile
index 74072b5a958b..69e7cd30e646 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 4
-SUBLEVEL = 239
+SUBLEVEL = 240
EXTRAVERSION =
NAME = Blurry Fish Butt
diff --git a/drivers/crypto/qat/qat_common/qat_algs.c b/drivers/crypto/qat/qat_common/qat_algs.c
index 367b6661ee04..4dda526bd21b 100644
--- a/drivers/crypto/qat/qat_common/qat_algs.c
+++ b/drivers/crypto/qat/qat_common/qat_algs.c
@@ -822,6 +822,11 @@ static int qat_alg_aead_dec(struct aead_request *areq)
struct icp_qat_fw_la_bulk_req *msg;
int digst_size = crypto_aead_authsize(aead_tfm);
int ret, ctr = 0;
+ u32 cipher_len;
+
+ cipher_len = areq->cryptlen - digst_size;
+ if (cipher_len % AES_BLOCK_SIZE != 0)
+ return -EINVAL;
ret = qat_alg_sgl_to_bufl(ctx->inst, areq->src, areq->dst, qat_req);
if (unlikely(ret))
@@ -836,7 +841,7 @@ static int qat_alg_aead_dec(struct aead_request *areq)
qat_req->req.comn_mid.src_data_addr = qat_req->buf.blp;
qat_req->req.comn_mid.dest_data_addr = qat_req->buf.bloutp;
cipher_param = (void *)&qat_req->req.serv_specif_rqpars;
- cipher_param->cipher_length = areq->cryptlen - digst_size;
+ cipher_param->cipher_length = cipher_len;
cipher_param->cipher_offset = areq->assoclen;
memcpy(cipher_param->u.cipher_IV_array, areq->iv, AES_BLOCK_SIZE);
auth_param = (void *)((uint8_t *)cipher_param + sizeof(*cipher_param));
@@ -865,6 +870,9 @@ static int qat_alg_aead_enc(struct aead_request *areq)
uint8_t *iv = areq->iv;
int ret, ctr = 0;
+ if (areq->cryptlen % AES_BLOCK_SIZE != 0)
+ return -EINVAL;
+
ret = qat_alg_sgl_to_bufl(ctx->inst, areq->src, areq->dst, qat_req);
if (unlikely(ret))
return ret;
diff --git a/drivers/media/usb/usbtv/usbtv-core.c b/drivers/media/usb/usbtv/usbtv-core.c
index a2eb87d74656..8a1440a573a3 100644
--- a/drivers/media/usb/usbtv/usbtv-core.c
+++ b/drivers/media/usb/usbtv/usbtv-core.c
@@ -96,7 +96,8 @@ static int usbtv_probe(struct usb_interface *intf,
usbtv_audio_fail:
/* we must not free at this point */
- usb_get_dev(usbtv->udev);
+ v4l2_device_get(&usbtv->v4l2_dev);
+ /* this will undo the v4l2_device_get() */
usbtv_video_free(usbtv);
usbtv_video_fail:
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 57001f8f727a..6ed2959ce4dc 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -1917,13 +1917,13 @@ static int __unregister(struct device *dev, void *null)
*/
void spi_unregister_master(struct spi_master *master)
{
+ device_for_each_child(&master->dev, NULL, __unregister);
+
if (master->queued) {
if (spi_destroy_queue(master))
dev_err(&master->dev, "queue remove failed\n");
}
- device_for_each_child(&master->dev, NULL, __unregister);
-
mutex_lock(&board_lock);
list_del(&master->list);
mutex_unlock(&board_lock);
diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c
index 95e53cfd76a4..51f9a7800edf 100644
--- a/drivers/staging/comedi/drivers/vmk80xx.c
+++ b/drivers/staging/comedi/drivers/vmk80xx.c
@@ -676,6 +676,9 @@ static int vmk80xx_find_usb_endpoints(struct comedi_device *dev)
if (!devpriv->ep_rx || !devpriv->ep_tx)
return -ENODEV;
+ if (!usb_endpoint_maxp(devpriv->ep_rx) || !usb_endpoint_maxp(devpriv->ep_tx))
+ return -EINVAL;
+
return 0;
}
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 25e76d4c1505..5b42b8d760cb 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1032,6 +1032,11 @@ static const struct usb_device_id id_table_combined[] = {
/* U-Blox devices */
{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ZED_PID) },
{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ODIN_PID) },
+ /* FreeCalypso USB adapters */
+ { USB_DEVICE(FTDI_VID, FTDI_FALCONIA_JTAG_BUF_PID),
+ .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE(FTDI_VID, FTDI_FALCONIA_JTAG_UNBUF_PID),
+ .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
{ } /* Terminating entry */
};
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index c33e06752b5f..f3302516a1e4 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -38,6 +38,13 @@
#define FTDI_LUMEL_PD12_PID 0x6002
+/*
+ * Custom USB adapters made by Falconia Partners LLC
+ * for FreeCalypso project, ID codes allocated to Falconia by FTDI.
+ */
+#define FTDI_FALCONIA_JTAG_BUF_PID 0x7150
+#define FTDI_FALCONIA_JTAG_UNBUF_PID 0x7151
+
/* Sienna Serial Interface by Secyourit GmbH */
#define FTDI_SIENNA_PID 0x8348
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 8cff50ef4fd1..5017d37afe39 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -529,6 +529,7 @@ static void option_instat_callback(struct urb *urb);
/* Cellient products */
#define CELLIENT_VENDOR_ID 0x2692
#define CELLIENT_PRODUCT_MEN200 0x9005
+#define CELLIENT_PRODUCT_MPL200 0x9025
/* Hyundai Petatel Inc. products */
#define PETATEL_VENDOR_ID 0x1ff4
@@ -1171,6 +1172,8 @@ static const struct usb_device_id option_ids[] = {
.driver_info = NCTRL(2) | RSVD(3) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1053, 0xff), /* Telit FN980 (ECM) */
.driver_info = NCTRL(0) | RSVD(1) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1054, 0xff), /* Telit FT980-KS */
+ .driver_info = NCTRL(2) | RSVD(3) },
{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910),
.driver_info = NCTRL(0) | RSVD(1) | RSVD(3) },
{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910_DUAL_MODEM),
@@ -1967,6 +1970,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_DC_4COM2, 0xff, 0x02, 0x01) },
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_DC_4COM2, 0xff, 0x00, 0x00) },
{ USB_DEVICE(CELLIENT_VENDOR_ID, CELLIENT_PRODUCT_MEN200) },
+ { USB_DEVICE(CELLIENT_VENDOR_ID, CELLIENT_PRODUCT_MPL200),
+ .driver_info = RSVD(1) | RSVD(4) },
{ USB_DEVICE(PETATEL_VENDOR_ID, PETATEL_PRODUCT_NP10T_600A) },
{ USB_DEVICE(PETATEL_VENDOR_ID, PETATEL_PRODUCT_NP10T_600E) },
{ USB_DEVICE_AND_INTERFACE_INFO(TPLINK_VENDOR_ID, TPLINK_PRODUCT_LTE, 0xff, 0x00, 0x00) }, /* TP-Link LTE Module */
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 4fcded2971d1..bf5533d6d83b 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -89,6 +89,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(HP_VENDOR_ID, HP_LD220_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LD220TA_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LD381_PRODUCT_ID) },
+ { USB_DEVICE(HP_VENDOR_ID, HP_LD381GC_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LD960_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LD960TA_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LCM220_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 54d2fb974a41..9d27c076f477 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -125,6 +125,7 @@
/* Hewlett-Packard POS Pole Displays */
#define HP_VENDOR_ID 0x03f0
+#define HP_LD381GC_PRODUCT_ID 0x0183
#define HP_LM920_PRODUCT_ID 0x026b
#define HP_TD620_PRODUCT_ID 0x0956
#define HP_LD960_PRODUCT_ID 0x0b39
diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c
index 60ba35087d12..cfb4691d9274 100644
--- a/fs/reiserfs/inode.c
+++ b/fs/reiserfs/inode.c
@@ -1553,11 +1553,7 @@ void reiserfs_read_locked_inode(struct inode *inode,
* set version 1, version 2 could be used too, because stat data
* key is the same in both versions
*/
- key.version = KEY_FORMAT_3_5;
- key.on_disk_key.k_dir_id = dirino;
- key.on_disk_key.k_objectid = inode->i_ino;
- key.on_disk_key.k_offset = 0;
- key.on_disk_key.k_type = 0;
+ _make_cpu_key(&key, KEY_FORMAT_3_5, dirino, inode->i_ino, 0, 0, 3);
/* look for the object's stat data */
retval = search_item(inode->i_sb, &key, &path_to_sd);
diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c
index d424b3d4bf3b..92d39cbc2d64 100644
--- a/fs/reiserfs/xattr.c
+++ b/fs/reiserfs/xattr.c
@@ -656,6 +656,13 @@ reiserfs_xattr_get(struct inode *inode, const char *name, void *buffer,
if (get_inode_sd_version(inode) == STAT_DATA_V1)
return -EOPNOTSUPP;
+ /*
+ * priv_root needn't be initialized during mount so allow initial
+ * lookups to succeed.
+ */
+ if (!REISERFS_SB(inode->i_sb)->priv_root)
+ return 0;
+
dentry = xattr_lookup(inode, name, XATTR_REPLACE);
if (IS_ERR(dentry)) {
err = PTR_ERR(dentry);
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 7c0c83dfe86e..5aaf6cdb121a 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1235,16 +1235,34 @@ static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status)
conn->security_cfm_cb(conn, status);
}
-static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status,
- __u8 encrypt)
+static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status)
{
struct hci_cb *cb;
+ __u8 encrypt;
+
+ if (conn->state == BT_CONFIG) {
+ if (!status)
+ conn->state = BT_CONNECTED;
- if (conn->sec_level == BT_SECURITY_SDP)
- conn->sec_level = BT_SECURITY_LOW;
+ hci_connect_cfm(conn, status);
+ hci_conn_drop(conn);
+ return;
+ }
- if (conn->pending_sec_level > conn->sec_level)
- conn->sec_level = conn->pending_sec_level;
+ if (!test_bit(HCI_CONN_ENCRYPT, &conn->flags))
+ encrypt = 0x00;
+ else if (test_bit(HCI_CONN_AES_CCM, &conn->flags))
+ encrypt = 0x02;
+ else
+ encrypt = 0x01;
+
+ if (!status) {
+ if (conn->sec_level == BT_SECURITY_SDP)
+ conn->sec_level = BT_SECURITY_LOW;
+
+ if (conn->pending_sec_level > conn->sec_level)
+ conn->sec_level = conn->pending_sec_level;
+ }
mutex_lock(&hci_cb_list_lock);
list_for_each_entry(cb, &hci_cb_list, list) {
diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c
index 5f123c3320a7..8f918155685d 100644
--- a/net/bluetooth/a2mp.c
+++ b/net/bluetooth/a2mp.c
@@ -233,6 +233,9 @@ static int a2mp_discover_rsp(struct amp_mgr *mgr, struct sk_buff *skb,
struct a2mp_info_req req;
found = true;
+
+ memset(&req, 0, sizeof(req));
+
req.id = cl->id;
a2mp_send(mgr, A2MP_GETINFO_REQ, __next_ident(mgr),
sizeof(req), &req);
@@ -312,6 +315,8 @@ static int a2mp_getinfo_req(struct amp_mgr *mgr, struct sk_buff *skb,
if (!hdev || hdev->dev_type != HCI_AMP) {
struct a2mp_info_rsp rsp;
+ memset(&rsp, 0, sizeof(rsp));
+
rsp.id = req->id;
rsp.status = A2MP_STATUS_INVALID_CTRL_ID;
@@ -355,6 +360,8 @@ static int a2mp_getinfo_rsp(struct amp_mgr *mgr, struct sk_buff *skb,
if (!ctrl)
return -ENOMEM;
+ memset(&req, 0, sizeof(req));
+
req.id = rsp->id;
a2mp_send(mgr, A2MP_GETAMPASSOC_REQ, __next_ident(mgr), sizeof(req),
&req);
@@ -383,6 +390,8 @@ static int a2mp_getampassoc_req(struct amp_mgr *mgr, struct sk_buff *skb,
struct a2mp_amp_assoc_rsp rsp;
rsp.id = req->id;
+ memset(&rsp, 0, sizeof(rsp));
+
if (tmp) {
rsp.status = A2MP_STATUS_COLLISION_OCCURED;
amp_mgr_put(tmp);
@@ -471,7 +480,6 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb,
struct a2mp_cmd *hdr)
{
struct a2mp_physlink_req *req = (void *) skb->data;
-
struct a2mp_physlink_rsp rsp;
struct hci_dev *hdev;
struct hci_conn *hcon;
@@ -482,6 +490,8 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb,
BT_DBG("local_id %d, remote_id %d", req->local_id, req->remote_id);
+ memset(&rsp, 0, sizeof(rsp));
+
rsp.local_id = req->remote_id;
rsp.remote_id = req->local_id;
@@ -560,6 +570,8 @@ static int a2mp_discphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb,
BT_DBG("local_id %d remote_id %d", req->local_id, req->remote_id);
+ memset(&rsp, 0, sizeof(rsp));
+
rsp.local_id = req->remote_id;
rsp.remote_id = req->local_id;
rsp.status = A2MP_STATUS_SUCCESS;
@@ -682,6 +694,8 @@ static int a2mp_chan_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb)
if (err) {
struct a2mp_cmd_rej rej;
+ memset(&rej, 0, sizeof(rej));
+
rej.reason = cpu_to_le16(0);
hdr = (void *) skb->data;
@@ -905,6 +919,8 @@ void a2mp_send_getinfo_rsp(struct hci_dev *hdev)
BT_DBG("%s mgr %p", hdev->name, mgr);
+ memset(&rsp, 0, sizeof(rsp));
+
rsp.id = hdev->id;
rsp.status = A2MP_STATUS_INVALID_CTRL_ID;
@@ -1002,6 +1018,8 @@ void a2mp_send_create_phy_link_rsp(struct hci_dev *hdev, u8 status)
if (!mgr)
return;
+ memset(&rsp, 0, sizeof(rsp));
+
hs_hcon = hci_conn_hash_lookup_state(hdev, AMP_LINK, BT_CONNECT);
if (!hs_hcon) {
rsp.status = A2MP_STATUS_UNABLE_START_LINK_CREATION;
@@ -1034,6 +1052,8 @@ void a2mp_discover_amp(struct l2cap_chan *chan)
mgr->bredr_chan = chan;
+ memset(&req, 0, sizeof(req));
+
req.mtu = cpu_to_le16(L2CAP_A2MP_DEFAULT_MTU);
req.ext_feat = 0;
a2mp_send(mgr, A2MP_DISCOVER_REQ, 1, sizeof(req), &req);
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 114bcf6ea916..2c94e3cd3545 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -1173,6 +1173,23 @@ int hci_conn_check_link_mode(struct hci_conn *conn)
return 0;
}
+ /* AES encryption is required for Level 4:
+ *
+ * BLUETOOTH CORE SPECIFICATION Version 5.2 | Vol 3, Part C
+ * page 1319:
+ *
+ * 128-bit equivalent strength for link and encryption keys
+ * required using FIPS approved algorithms (E0 not allowed,
+ * SAFER+ not allowed, and P-192 not allowed; encryption key
+ * not shortened)
+ */
+ if (conn->sec_level == BT_SECURITY_FIPS &&
+ !test_bit(HCI_CONN_AES_CCM, &conn->flags)) {
+ bt_dev_err(conn->hdev,
+ "Invalid security: Missing AES-CCM usage");
+ return 0;
+ }
+
if (hci_conn_ssp_enabled(conn) &&
!test_bit(HCI_CONN_ENCRYPT, &conn->flags))
return 0;
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 03319ab8a7c6..7cee89fddcd5 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -1133,6 +1133,9 @@ static void store_pending_adv_report(struct hci_dev *hdev, bdaddr_t *bdaddr,
{
struct discovery_state *d = &hdev->discovery;
+ if (len > HCI_MAX_AD_LENGTH)
+ return;
+
bacpy(&d->last_adv_addr, bdaddr);
d->last_adv_addr_type = bdaddr_type;
d->last_adv_rssi = rssi;
@@ -2479,7 +2482,7 @@ static void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
&cp);
} else {
clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags);
- hci_encrypt_cfm(conn, ev->status, 0x00);
+ hci_encrypt_cfm(conn, ev->status);
}
}
@@ -2565,22 +2568,7 @@ static void read_enc_key_size_complete(struct hci_dev *hdev, u8 status,
conn->enc_key_size = rp->key_size;
}
- if (conn->state == BT_CONFIG) {
- conn->state = BT_CONNECTED;
- hci_connect_cfm(conn, 0);
- hci_conn_drop(conn);
- } else {
- u8 encrypt;
-
- if (!test_bit(HCI_CONN_ENCRYPT, &conn->flags))
- encrypt = 0x00;
- else if (test_bit(HCI_CONN_AES_CCM, &conn->flags))
- encrypt = 0x02;
- else
- encrypt = 0x01;
-
- hci_encrypt_cfm(conn, 0, encrypt);
- }
+ hci_encrypt_cfm(conn, 0);
unlock:
hci_dev_unlock(hdev);
@@ -2627,24 +2615,20 @@ static void hci_encrypt_change_evt(struct hci_dev *hdev, struct sk_buff *skb)
clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags);
+ /* Check link security requirements are met */
+ if (!hci_conn_check_link_mode(conn))
+ ev->status = HCI_ERROR_AUTH_FAILURE;
+
if (ev->status && conn->state == BT_CONNECTED) {
+ /* Notify upper layers so they can cleanup before
+ * disconnecting.
+ */
+ hci_encrypt_cfm(conn, ev->status);
hci_disconnect(conn, HCI_ERROR_AUTH_FAILURE);
hci_conn_drop(conn);
goto unlock;
}
- /* In Secure Connections Only mode, do not allow any connections
- * that are not encrypted with AES-CCM using a P-256 authenticated
- * combination key.
- */
- if (hci_dev_test_flag(hdev, HCI_SC_ONLY) &&
- (!test_bit(HCI_CONN_AES_CCM, &conn->flags) ||
- conn->key_type != HCI_LK_AUTH_COMBINATION_P256)) {
- hci_connect_cfm(conn, HCI_ERROR_AUTH_FAILURE);
- hci_conn_drop(conn);
- goto unlock;
- }
-
/* Try reading the encryption key size for encrypted ACL links */
if (!ev->status && ev->encrypt && conn->type == ACL_LINK) {
struct hci_cp_read_enc_key_size cp;
@@ -2674,14 +2658,7 @@ static void hci_encrypt_change_evt(struct hci_dev *hdev, struct sk_buff *skb)
}
notify:
- if (conn->state == BT_CONFIG) {
- if (!ev->status)
- conn->state = BT_CONNECTED;
-
- hci_connect_cfm(conn, ev->status);
- hci_conn_drop(conn);
- } else
- hci_encrypt_cfm(conn, ev->status, ev->encrypt);
+ hci_encrypt_cfm(conn, ev->status);
unlock:
hci_dev_unlock(hdev);
@@ -4752,6 +4729,11 @@ static void process_adv_report(struct hci_dev *hdev, u8 type, bdaddr_t *bdaddr,
u32 flags;
u8 *ptr, real_len;
+ if (len > HCI_MAX_AD_LENGTH) {
+ pr_err_ratelimited("legacy adv larger than 31 bytes");
+ return;
+ }
+
/* Find the end of the data in case the report contains padded zero
* bytes at the end causing an invalid length value.
*
@@ -4812,7 +4794,7 @@ static void process_adv_report(struct hci_dev *hdev, u8 type, bdaddr_t *bdaddr,
*/
conn = check_pending_le_conn(hdev, bdaddr, bdaddr_type, type,
direct_addr);
- if (conn && type == LE_ADV_IND) {
+ if (conn && type == LE_ADV_IND && len <= HCI_MAX_AD_LENGTH) {
/* Store report for later inclusion by
* mgmt_device_connected
*/
@@ -4937,10 +4919,14 @@ static void hci_le_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb)
struct hci_ev_le_advertising_info *ev = ptr;
s8 rssi;
- rssi = ev->data[ev->length];
- process_adv_report(hdev, ev->evt_type, &ev->bdaddr,
- ev->bdaddr_type, NULL, 0, rssi,
- ev->data, ev->length);
+ if (ev->length <= HCI_MAX_AD_LENGTH) {
+ rssi = ev->data[ev->length];
+ process_adv_report(hdev, ev->evt_type, &ev->bdaddr,
+ ev->bdaddr_type, NULL, 0, rssi,
+ ev->data, ev->length);
+ } else {
+ bt_dev_err(hdev, "Dropping invalid advertising data");
+ }
ptr += sizeof(*ev) + ev->length + 1;
}
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index ecc3da6a14a1..ee761fb09559 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -628,7 +628,8 @@ static u32 get_supported_settings(struct hci_dev *hdev)
if (lmp_ssp_capable(hdev)) {
settings |= MGMT_SETTING_SSP;
- settings |= MGMT_SETTING_HS;
+ if (IS_ENABLED(CONFIG_BT_HS))
+ settings |= MGMT_SETTING_HS;
}
if (lmp_sc_capable(hdev))
@@ -2281,6 +2282,10 @@ static int set_link_security(struct sock *sk, struct hci_dev *hdev, void *data,
BT_DBG("request for %s", hdev->name);
+ if (!IS_ENABLED(CONFIG_BT_HS))
+ return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_HS,
+ MGMT_STATUS_NOT_SUPPORTED);
+
status = mgmt_bredr_support(hdev);
if (status)
return mgmt_cmd_status(sk, hdev->id, MGMT_OP_SET_LINK_SECURITY,
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