kernel: Bluetooth: hci_sync: fix race in hci_cmd_sync_dequeue_once

A use-after-free flaw was found in hcicmdsyncdequeueonce in net/bluetooth/hcisync.c in Bluetooth: hcisync in Linux Kernel. This vulnerability could even lead to a kernel information leak problem...

kernel: Bluetooth: hci_sync: fix race in hci_cmd_sync_dequeue_once

A use-after-free flaw was found in hcicmdsyncdequeueonce in net/bluetooth/hcisync.c in Bluetooth: hcisync in Linux Kernel. This vulnerability could even lead to a kernel information leak problem...

RHEL 9 : kernel (RHSA-2026:1194)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1194 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ntbhwswitchtec: Fix...

CVE-2023-54210

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Avoid use-after-free in dbg for hciremoveadvmonitor KASAN reports that there's a use-after-free in hciremoveadvmonitor. Trawling through the disassembly, you can see that the complaint is from the access in...

CVE-2023-54210 Bluetooth: hci_sync: Avoid use-after-free in dbg for hci_remove_adv_monitor()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Avoid use-after-free in dbg for hciremoveadvmonitor KASAN reports that there's a use-after-free in hciremoveadvmonitor. Trawling through the disassembly, you can see that the complaint is from the access in...

CVE-2023-53828

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Avoid use-after-free in dbg for hciaddadvmonitor KSAN reports use-after-free in hciaddadvmonitor. While adding an adv monitor, hciaddadvmonitor calls - msftaddmonitorpattern calls - msftaddmonitorsync calls -...

CVE-2023-53828

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Avoid use-after-free in dbg for hciaddadvmonitor KSAN reports use-after-free in hciaddadvmonitor. While adding an adv monitor, hciaddadvmonitor calls - msftaddmonitorpattern calls - msftaddmonitorsync calls -...

SUSE 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...

PT-2025-49719

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the Bluetooth component of the Linux kernel, specifically within the hci add adv monitor function. The issue occurs when adding an advertisement monitor,...

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...

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-2025-40318 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...

PT-2025-49492

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.5.0-rc1+ 10 Description A use-after-free condition can occur in the Bluetooth stack within the Linux kernel, specifically in the hci disconnect all sync function. This issue arises when a connection is deleted...

Linux Distros Unpatched Vulnerability : CVE-2025-40318

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: hcisync: fix race in hcicmdsyncdequeueonce hcicmdsyncdequeueonce does lookup and then cancel the entry under two separate lock sections. Meanwhile,...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989610)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989610 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fix null ptr deref on hcisyncconncompleteevt This event is just specified for SCO and...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986798)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986798 advisory. In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fix null ptr deref on hcisyncconncompleteevt This event is just specified for SCO and...

EUVD-2023-59832

Malicious code in bioql PyPI...

DEBIAN-CVE-2023-53252

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: use RCU for hciconnparams and iterate safely in hcisync hciupdateacceptlistsync iterates over hdev-pendleconns and hdev-pendlereports, and waits for controller events in the loop body, without holding hdev lock...