CVE-2023-2002

Linux Bluetooth: Unauthorized management command execution CVE-2023-2002 An insufficient permission check has been found in the Bluetooth subsystem of the Linux kernel when handling ioctl system calls of HCI sockets. This causes tasks without the proper CAPNETADMIN capability can easily mark HCI...

BLE-Replay

BLE-Replay BLE-Replay is a Bluetooth Low Energy BLE peripheral assessment tool. It pulls/consumes Bluetooth HCI logs from your mobile device and extracts all of the writes that the central makes to a peripheral. This data can be replayed using most Bluetooth dongles from a Linux host, or saved to...

PT-2026-106624

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: coredump: Quiesce dump work on unregister hci devcd handle pkt init arms dump timeout and coredump producers queue dump rx without holding an hdev reference. Unregister leaves both works live, so disconnecting during a...

Security Bulletin: Vulnerabilities in golang.org/x/crypto bundled with IBM Fusion and IBM Fusion HCI.

Summary IBM Fusion and IBM Fusion HCI include the golang.org/x/crypto library, which is affected by multiple vulnerabilities, including denial of service and improper authorization vulnerabilities. CVE-2026-39827, CVE-2026-39828, CVE-2026-39829, CVE-2026-39830, CVE-2026-39831, CVE-2026-39832,...

CVE-2026-90252

A flaw was found in the Bluetooth Management MGMT component of the Linux kernel. When a Host Controller Interface HCI command is cancelled, the associated memory is not properly freed, leading to a memory leak. This issue can also prevent the management socket from being released, potentially...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: msft: fixed a slab-use-after-free in msftdoclose By tying the lifetime of msft-data to hdev by freeing it in hcireleasedev, the following issue was addressed: Use msftdoclose msft = hdev-msftdata; if !msft ...1...

Security Bulletin: Vulnerability in golang.org/x/mod bundled with IBM Fusion and IBM Fusion HCI

Summary IBM Fusion, IBM Fusion HCI, and IBM Fusion Data Cataloging include the golang.org/x/mod library, which is affected by multiple vulnerabilities, including Improper verification of cryptographic signatures and integrity verification bypass. CVE-2026-56864, CVE-2026-56865. Vulnerability...

Security Bulletin: Vulnerability in bcprov-jdk18on bundled with IBM Fusion and IBM Fusion HCI.

Summary IBM Fusion and IBM Fusion HCI include the bcprov-jdk18on library, which is affected by multiple vulnerabilities, including improper certificate validation, improper validation of integrity check value, and denial of service vulnerabilities. CVE-2026-12185, CVE-2026-12803, CVE-2026-12816,...

CVE-2025-27840-WIP

CVE-2025-27840-WIP A Work-In-Progress for CVE-2025-27840 CVE-2025-27840 Overview CVE-2025-27840 is a medium-severity vulnerability CVSS 6.8 affecting Espressif ESP32 Bluetooth chips , which are integrated into over 1 billion IoT devices globally. The flaw involves 29 undocumented Host Controller...

CVE-2020-0022

CVE-2020-0022 Seems like Android 9-6 have similar Bluetooth subsystem, Android 5 and 4 are different. Android 9.0 BlueFrag experiments Patch: https://android.googlesource.com/platform/system/bt/+/3cb7149d8fed2d7d77ceaa95bf845224c4db3baf Below I hit the patched condition. OK I think I got it, but...

esp32-cve-2025-27840-power-trace-experiment

esp32-cve-2025-27840-power-trace-experiment Firmware for getting a power trace of the behavior of the bluetooth module on the ESP32 when the ESP32 is sent the undocumented hci bluetooth commands CVE-2025-27840. When the ESP32 receives the commands, it toggles a GPIO pin to trigger the power trace...

Rocky Linux 8 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (crlsa-2021_2714)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20212714 advisory. kernel: sizet-to-int conversion vulnerability in the filesystem layer CVE-2021-33909 kernel: race condition for removal of the HCI controller CVE-2021-3239...

PT-2026-98639

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci sysfs: Fix NULL pointer dereference in device del A NULL pointer dereference in klist put occurs when a child device such as a BNEP network device in bnep session is concurrently being unregistered while hci conn d...

PT-2026-98771

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists during Bluetooth device registration. In the hci register dev function, the power-on work item is queued before the initialization of hdev-adv monitors idr and th...

Linux Distros Unpatched Vulnerability : CVE-2026-90252

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: MGMT: free the HCI command when it is cancelled mgmthcicmdsync queues the pending command with a NULL destroy callback, so it is only freed if...

CVE-2026-90252

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: free the HCI command when it is cancelled mgmthcicmdsync queues the pending command with a NULL destroy callback, so it is only freed if sendhcicmdsync runs. A cancelled entry is leaked, as hcicmdsynccancelentry...

EUVD-2026-81845

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: free the HCI command when it is cancelled mgmthcicmdsync queues the pending command with a NULL destroy callback, so it is only freed if sendhcicmdsync runs. A cancelled entry is leaked, as hcicmdsynccancelentry...

CVE-2026-90252 Bluetooth: MGMT: free the HCI command when it is cancelled

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: free the HCI command when it is cancelled mgmthcicmdsync queues the pending command with a NULL destroy callback, so it is only freed if sendhcicmdsync runs. A cancelled entry is leaked, as hcicmdsynccancelentry...

CVE-2026-90252

CVE-2026-90252 is a memory and socket-reference leak in the Linux kernel's Bluetooth MGMT subsystem. The root cause is that mgmt_hci_cmd_sync() queues a pending HCI command with a NULL destroy callback , meaning a cancelled entry is never freed. When a controller is unregistered, hci_cmd_sync_cle...

CVE-2026-90252 Bluetooth: MGMT: free the HCI command when it is cancelled

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: free the HCI command when it is cancelled mgmthcicmdsync queues the pending command with a NULL destroy callback, so it is only freed if sendhcicmdsync runs. A cancelled entry is leaked, as hcicmdsynccancelentry...