CVE-2025-40294

No description is available for this CVE. Mitigation To mitigate this issue, the bluetooth kernel module can be prevented from loading. Create a file /etc/modprobe.d/disable-bluetooth.conf with the content blacklist bluetooth. Then, regenerate the initramfs using dracut -f -v and reboot the syste...

DEBIAN-CVE-2023-53762

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix UAF in hcidisconnectallsync Use-after-free can occur in hcidisconnectallsync if a connection is deleted by concurrent processing of a controller event. To prevent this the code now tries to iterate over th...

CVE-2023-53762

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix UAF in hcidisconnectallsync Use-after-free can occur in hcidisconnectallsync if a connection is deleted by concurrent processing of a controller event. To prevent this the code now tries to iterate over th...

UBUNTU-CVE-2023-53762

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix UAF in hcidisconnectallsync Use-after-free can occur in hcidisconnectallsync if a connection is deleted by concurrent processing of a controller event. To prevent this the code now tries to iterate over th...

CVE-2023-53762

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix UAF in hcidisconnectallsync Use-after-free can occur in hcidisconnectallsync if a connection is deleted by concurrent processing of a controller event. To prevent this the code now tries to iterate over th...

CVE-2023-53762 Bluetooth: hci_sync: Fix UAF in hci_disconnect_all_sync

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix UAF in hcidisconnectallsync Use-after-free can occur in hcidisconnectallsync if a connection is deleted by concurrent processing of a controller event. To prevent this the code now tries to iterate over th...

CVE-2023-53762

The CVE-2023-53762 entry concerns a Linux kernel Bluetooth vulnerability in the Bluetooth subsystem (net/bluetooth/hci_sync.c) where a use-after-free (UAF) can occur in hci_disconnect_all_sync when a connection is deleted by concurrent processing of a controller event. The published fix modifies ...

CVE-2025-40308

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bcsp: receive data only if registered Currently, bcsprecv can be called even when the BCSP protocol has not been registered. This leads to a NULL pointer dereference, as shown in the following stack trace: KASAN:...

DEBIAN-CVE-2025-40308

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bcsp: receive data only if registered Currently, bcsprecv can be called even when the BCSP protocol has not been registered. This leads to a NULL pointer dereference, as shown in the following stack trace: KASAN:...

DEBIAN-CVE-2025-40301

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: validate skb length for unknown CC opcode In hcicmdcompleteevt, if the command complete event has an unknown opcode, we assume the first byte of the remaining skb-data contains the return status. However,...

CVE-2025-40301

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: validate skb length for unknown CC opcode In hcicmdcompleteevt, if the command complete event has an unknown opcode, we assume the first byte of the remaining skb-data contains the return status. However,...

DEBIAN-CVE-2025-40294

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix OOB access in parseadvmonitorpattern In the parseadvmonitorpattern function, the value of the 'length' variable is currently limited to HCIMAXEXTADLENGTH251. The size of the 'value' array in the mgmtadvpatter...

UBUNTU-CVE-2025-40294

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix OOB access in parseadvmonitorpattern In the parseadvmonitorpattern function, the value of the 'length' variable is currently limited to HCIMAXEXTADLENGTH251. The size of the 'value' array in the mgmtadvpatter...

UBUNTU-CVE-2025-40301

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: validate skb length for unknown CC opcode In hcicmdcompleteevt, if the command complete event has an unknown opcode, we assume the first byte of the remaining skb-data contains the return status. However,...

CVE-2025-40318 Bluetooth: hci_sync: fix race in hci_cmd_sync_dequeue_once

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: fix race in hcicmdsyncdequeueonce hcicmdsyncdequeueonce does lookup and then cancel the entry under two separate lock sections. Meanwhile, hcicmdsyncwork can also delete the same entry, leading to double listd...

CVE-2025-40318 Bluetooth: hci_sync: fix race in hci_cmd_sync_dequeue_once

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: fix race in hcicmdsyncdequeueonce hcicmdsyncdequeueonce does lookup and then cancel the entry under two separate lock sections. Meanwhile, hcicmdsyncwork can also delete the same entry, leading to double listd...

CVE-2025-40318

CVE-2025-40318 : In the Linux kernel, a race in Bluetooth hci_sync code could lead to a Use-After-Free via double list_del when hci_cmd_sync_dequeue_once and hci_cmd_sync_work run concurrently. The root cause is a lookup followed by cancellation performed under two separate lock sections. The pub...

CVE-2025-40308 Bluetooth: bcsp: receive data only if registered

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bcsp: receive data only if registered Currently, bcsprecv can be called even when the BCSP protocol has not been registered. This leads to a NULL pointer dereference, as shown in the following stack trace: KASAN:...

CVE-2025-40301

The CVE-2025-40301 issue concerns the Linux kernel Bluetooth stack. In hci_cmd_complete_evt(), when an unknown command opcode is reported, the code may treat the first byte of remaining skb->data as the return status. If parameters were already pulled in hci_event_func(), skb may be empty, cau...

CVE-2025-40301 Bluetooth: hci_event: validate skb length for unknown CC opcode

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: validate skb length for unknown CC opcode In hcicmdcompleteevt, if the command complete event has an unknown opcode, we assume the first byte of the remaining skb-data contains the return status. However,...