kernel: Bluetooth: btmtk: avoid UAF in btmtk_process_coredump

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtk: avoid UAF in btmtkprocesscoredump hcidevcdappend may lead to the release of the skb, so it cannot be accessed once it is called. ================================================================== BUG: KASAN:...

kernel: Bluetooth: hci_conn: Use disable_delayed_work_sync

A flaw was found in the Bluetooth subsystem of the Linux kernel, in the handling of delayed work within the hciconn Host Controller Interface connection structure. The kernel used canceldelayedworksync when shutting down a connection, which cancels ongoing work but allows rescheduling. This could...

kernel: Bluetooth: hci_sock: Fix not validating setsockopt user input

A denial of service vulnerability was found in the Linux kernel. No input validation is performed in the Bluetooth hcisock function. This vulnerability could lead to a crash, resulting in the loss of system availability...

KB5058385: Windows Server 2022 / Azure Stack HCI 22H2 Security Update (May 2025)

The remote Windows host is missing security update 5058385 or Hot Patch 5058500. It is, therefore, affected by multiple vulnerabilities - Heap-based buffer overflow in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network. CVE-2025-29967 - Use of...

Security update for the Linux Kernel (Live Patch 45 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-15030059164 fixes several issues. The following security issues were fixed: CVE-2024-8805: Bluetooth: hcievent: Align BR/EDR JUSTWORKS paring with LE bsc1240840. CVE-2023-52885: SUNRPC: Fix UAF in svctcplistendataready bsc1227753. CVE-2024-50205: ALSA:...

SUSE CVE-2023-53046

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix race condition in hcicmdsyncclear There is a potential race condition in hcicmdsyncwork and hcicmdsyncclear, and could lead to use-after-free. For instance, hcicmdsyncwork is added to the 'reqworkqueue' after...

SUSE CVE-2023-53057

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: HCI: Fix global-out-of-bounds To loop a variable-length array, hciinitstagesyncstage considers that stagei is valid as long as stagei-1.func is valid. Thus, the last element of stage.func should be intentionally invali...

DEBIAN-CVE-2023-53057

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: HCI: Fix global-out-of-bounds To loop a variable-length array, hciinitstagesyncstage considers that stagei is valid as long as stagei-1.func is valid. Thus, the last element of stage.func should be intentionally invali...

CVE-2023-53057

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: HCI: Fix global-out-of-bounds To loop a variable-length array, hciinitstagesyncstage considers that stagei is valid as long as stagei-1.func is valid. Thus, the last element of stage.func should be intentionally invali...

CVE-2023-53046

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix race condition in hcicmdsyncclear There is a potential race condition in hcicmdsyncwork and hcicmdsyncclear, and could lead to use-after-free. For instance, hcicmdsyncwork is added to the 'reqworkqueue' after...

DEBIAN-CVE-2023-53046

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix race condition in hcicmdsyncclear There is a potential race condition in hcicmdsyncwork and hcicmdsyncclear, and could lead to use-after-free. For instance, hcicmdsyncwork is added to the 'reqworkqueue' after...

UBUNTU-CVE-2023-53046

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix race condition in hcicmdsyncclear There is a potential race condition in hcicmdsyncwork and hcicmdsyncclear, and could lead to use-after-free. For instance, hcicmdsyncwork is added to the 'reqworkqueue' after...

CVE-2023-53057

The CVE-2023-53057 entry corresponds to a Linux kernel Bluetooth HCI global-out-of-bounds bug. The issue arises in hci_init_stage_sync() looping a variable-length array, where amp_init1[] and amp_init2[] lacked an intentionally invalid final element, enabling out-of-bounds reads during hci_dev_op...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an array out-of-bounds access during the HCI initialization phase, which could lead to a global out-of-bound...

CVE-2022-49909 Bluetooth: L2CAP: fix use-after-free in l2cap_conn_del()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix use-after-free in l2capconndel When l2caprecvframe is invoked to receive data, and the cid is L2CAPCIDA2MP, if the channel does not exist, it will create a channel. However, after a channel is created, the...

CVE-2022-49909

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CVE-2022-49908 Bluetooth: L2CAP: Fix memory leak in vhci_write

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix memory leak in vhciwrite Syzkaller reports a memory leak as follows: ==================================== BUG: memory leak unreferenced object 0xffff88810d81ac00 size 240: ... hex dump first 32 bytes: 00 00 ...

CVE-2025-23139

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

PT-2025-18393 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel's Bluetooth component, specifically in the hci uart module, has been resolved. The issue involves a race condition during initialization where the...

SUSE-SU-2025:20192-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2023-52927: netfilter: allow exp not to be removed in nfctfindexpectation bsc1239644. - CVE-2024-26708: mptcp: fix inconsistent state on fastopen race...