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...

CVE-2025-27840-WIP

CVE-2025-27840-WIP Un trabajo en curso para CVE-2025-27840 Resumen de CVE-2025-27840 CVE-2025-27840 es una vulnerabilidad de severidad media CVSS 6.8 que afecta a los chips Bluetooth ESP32 de Espressif, integrados en más de mil millones de dispositivos IoT a nivel mundial. La falla involucra 29...

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 para obtener una traza de potencia del comportamiento del módulo bluetooth en el ESP32 cuando se le envían los comandos hci de bluetooth no documentados CVE-2025-27840. Cuando el ESP32 recibe los comandos, alterna un pin GPIO para disparar la...

BLE-Replay

BLE-Replay BLE-Replay es una herramienta de evaluación de periféricos Bluetooth de baja energía BLE. Extrae/consume registros HCI de Bluetooth desde tu dispositivo móvil y extrae todas las escrituras que el central realiza en un periférico. Estos datos se pueden reproducir usando la mayoría de lo...

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...

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...

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

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...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Astra Linux – Vulnerability in Linux

The file net/bluetooth/hcirequest.c in the Linux kernel, up to version 5.12.2, contains a race condition related to the removal of the HCI controller...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Fixed a potential use-after-free when using clear keys. Similar to the commit c5d2b6fa26b5 "Bluetooth: Fixed a use-after-free in hciremoveltk/hciremoveirk". We cannot access the variable k after the kfreercu call...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: In hcildisc,serdev, a failure in checking percpuinitrwsem. syzbot reports a NULL pointer dereferencing at hciuartttyclose. For rcusyncenter, rcusyncinit is called without calling hciuartttyopen, as hciuartttyopen...

Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw after-free usage in the function scosocksendmsg of the Linux kernel’s HCI subsystem was discovered. This flaw allows a privileged local user to exploit it to crash the system or escalate their privileges on the system. This flaw triggers a race condition when the user calls ioct...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fixed the dereferencing of a null pointer in hcisyncconnCompleteEvt. This event is only specified for SCO and eSCO link types. Upon receiving a HCISynchronousConnectionComplete event for a BDADDR of an existing LE...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcievent: fixed a potential UAF in hcileremoteconnparamreqevt. The hciconn lookup and field access must be protected by the hdev lock in hcileremoteconnparamreqevt. Otherwise, it is possible for the lock to be...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcisock: Fixed an issue where user input was not validated. The length of user input was checked before copying data...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Fixed a memory leak in hcireqsyncComplete In the function hcireqsyncComplete, always free the previous sync request state before assigning a reference to a new one...