MIRRORS/linux-yocto
1
0
Fork 0
mirror of git://git.yoctoproject.org/linux-yocto.git synced 2025-07-19 12:39:03 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity

Bluetooth: Add check for mgmt_alloc_skb() in mgmt_remote_name()

Browse Source 
commit f2176a07e7b19f73e05c805cf3d130a2999154cb upstream.

Add check for the return value of mgmt_alloc_skb() in
mgmt_remote_name() to prevent null pointer dereference.

Fixes: ba17bb62ce ("Bluetooth: Fix skb allocation in mgmt_remote_name() & mgmt_device_connected()")
Cc: stable@vger.kernel.org
Signed-off-by: Haoxiang Li <haoxiang_li2024@163.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Haoxiang Li 2025-02-21 16:49:47 +08:00 committed by Greg Kroah-Hartman
parent f3fcdb2de9
commit c5845c73cb
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
net/bluetooth/mgmt.c
View File

@ -10443,6 +10443,8 @@ void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
skb = mgmt_alloc_skb(hdev, MGMT_EV_DEVICE_FOUND,
sizeof(*ev) + (name ? eir_precalc_len(name_len) : 0));
if (!skb)
return;
ev = skb_put(skb, sizeof(*ev));
bacpy(&ev->addr.bdaddr, bdaddr);