CVE-2025-38117: In the Linux kernel, the following vulnerability has been resolved:  Bluetooth: MGMT: Protect mgmt_pending list with its own lock  This uses a mutex to protect from concurrent access of mgmt_pending list which can cause crashes like:  ================================================================== BUG: KASAN: slab-use-after-free in hci_sock_get_channel+0x60/0x68 net/bluetooth/hci_sock.c:91 Read of size 2 at addr ffff0000c48885b2 by task syz.4.334/7318  CPU: 0 UID: 0 PID: 7318 Comm: syz.4.334 Not tainted 6.15.0-rc7-syzkaller-g187899f4124a #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Call trace:  show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)  __dump_stack+0x30/0x40 lib/dump_stack.c:94  dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120  print_address_description+0xa8/0x254 mm/kasan/report.c:408  print_report+0x68/0x84 mm/kasan/report.c:521  kasan_report+0xb0/0x110 mm/kasan/report.c:634  __asan_report_load2_noabort+0x20/0x2c mm/kasan/report_generic.c:379  hci_sock_get_channel+0x60/0x68 net/bluetooth/hci_sock.c:91  mgmt_pending_find+0x7c/0x140 net/bluetooth/mgmt_util.c:223  pending_find net/bluetooth/mgmt.c:947 [inline]  remove_adv_monitor+0x44/0x1a4 net/bluetooth/mgmt.c:5445  hci_mgmt_cmd+0x780/0xc00 net/bluetooth/hci_sock.c:1712  hci_sock_sendmsg+0x544/0xbb0 net/bluetooth/hci_sock.c:1832  sock_sendmsg_nosec net/socket.c:712 [inline]  __sock_sendmsg net/socket.c:727 [inline]  sock_write_iter+0x25c/0x378 net/socket.c:1131  new_sync_write fs/read_write.c:591 [inline]  vfs_write+0x62c/0x97c fs/read_write.c:684  ksys_write+0x120/0x210 fs/read_write.c:736  __do_sys_write fs/read_write.c:747 [inline]  __se_sys_write fs/read_write.c:744 [inline]  __arm64_sys_write+0x7c/0x90 fs/read_write.c:744  __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]  invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49  el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132  do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151  el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767  el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786  el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600  Allocated by task 7037:  kasan_save_stack mm/kasan/common.c:47 [inline]  kasan_save_track+0x40/0x78 mm/kasan/common.c:68  kasan_save_alloc_info+0x44/0x54 mm/kasan/generic.c:562  poison_kmalloc_redzone mm/kasan/common.c:377 [inline]  __kasan_kmalloc+0x9c/0xb4 mm/kasan/common.c:394  kasan_kmalloc include/linux/kasan.h:260 [inline]  __do_kmalloc_node mm/slub.c:4327 [inline]  __kmalloc_noprof+0x2fc/0x4c8 mm/slub.c:4339  kmalloc_noprof include/linux/slab.h:909 [inline]  sk_prot_alloc+0xc4/0x1f0 net/core/sock.c:2198  sk_alloc+0x44/0x3ac net/core/sock.c:2254  bt_sock_alloc+0x4c/0x300 net/bluetooth/af_bluetooth.c:148  hci_sock_create+0xa8/0x194 net/bluetooth/hci_sock.c:2202  bt_sock_create+0x14c/0x24c net/bluetooth/af_bluetooth.c:132  __sock_create+0x43c/0x91c net/socket.c:1541  sock_create net/socket.c:1599 [inline]  __sys_socket_create net/socket.c:1636 [inline]  __sys_socket+0xd4/0x1c0 net/socket.c:1683  __do_sys_socket net/socket.c:1697 [inline]  __se_sys_socket net/socket.c:1695 [inline]  __arm64_sys_socket+0x7c/0x94 net/socket.c:1695  __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]  invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49  el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132  do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151  el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767  el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786  el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600  Freed by task 6607:  kasan_save_stack mm/kasan/common.c:47 [inline]  kasan_save_track+0x40/0x78 mm/kasan/common.c:68  kasan_save_free_info+0x58/0x70 mm/kasan/generic.c:576  poison_slab_object mm/kasan/common.c:247 [inline]  __kasan_slab_free+0x68/0x88 mm/kasan/common.c:264  kasan_slab_free include/linux/kasan.h:233 [inline ---truncated---