Linux Distros Unpatched Vulnerability : CVE-2026-80692

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: hcisync: hold conn in hciconnectacl/lesync callbacks There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount t...

Linux Bluetooth btintelHW_error() Buffer Overflow

The vulnerability of the btintelHWerror function in the drivers/bluetooth/btintel.c module of the Linux Bluetooth device driver is related to synchronization errors. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the...

Linux kernel Bluetooth L2CAP Buffer Overflow DoS

The vulnerability of the l2capecredconnreq function in the net/bluetooth/l2capcore.c module of the Linux kernel’s Bluetooth subsystem is related to the execution of operations outside the buffer in memory. Exploiting this vulnerability could allow a malicious actor to gain access to protected...

Linux kernel Bluetooth DoS

The vulnerability in the btusbwork function within drivers/bluetooth/btusb.c of the Linux kernel Bluetooth device driver is related to a buffer overflow in dynamic memory. Exploitation of this vulnerability may allow an attacker to cause a denial of service...

Linux Bluetooth Data Compromise

The vulnerability of the Linux operating system’s Bluetooth kernel implementation is related to deficiencies in the authentication process. Exploiting this vulnerability allows a malicious actor to compromise the integrity of the protected information...

ROS-20260804-73-0035

The vulnerability of the vhciFlush function in the include/linux/skbuff.h library of the Linux Bluetooth kernel component is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to execute arbitrary code, increase their privileges, or cause service...

Linux Bluetooth Kernel Driver Heap Buffer Overflow DoS

The vulnerability of the btusbmtkclaimisointf function in the drivers/bluetooth/btusb.c module of the Linux Bluetooth device driver relates to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

Linux Bluetooth hci_abort_conn_sync Buffer Overflow

The vulnerability of the hciabortconnsync function in the net/bluetooth/hciSync.c module of the Bluetooth subsystem in the Linux operating system is related to the reutilization of previously released memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

Linux Distros Unpatched Vulnerability : CVE-2026-53208

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: L2CAP: reject BR/EDR signaling packets over MTUsig net/bluetooth/l2capcore.c:l2capsigchannel accepts BR/EDR signaling packets up to the channel MTU a...

Linux Distros Unpatched Vulnerability : CVE-2026-52918

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Bluetooth: serialize acceptq access btsockpoll walks the accept queue without synchronization, while child teardown can unlink the same socket and drop its last...

CVE-2026-31771

A flaw was found in the Linux kernel's Bluetooth subsystem. A remote attacker could exploit a missing bounds check by sending a specially crafted, short Bluetooth Host Controller Interface HCI event frame. This could lead to a buffer overflow, potentially allowing the attacker to cause a denial o...

h5_enqueue() DoS

The vulnerability of the h5enqueue function in the drivers/bluetooth/hcih5.c driver for supporting Bluetooth devices in Linux operating systems is related to the pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

qca_close() Bluetooth Buffer Overflow DoS

The vulnerability of the qcaclose function in the drivers/bluetooth/hciqca.c module of the Linux Bluetooth device driver framework is related to improper cleanup or release of resources. Exploiting this vulnerability could allow an attacker to cause a service failure...

Linux kernel Bluetooth hci_conn_unlink() Buffer Overflow

The vulnerability of the hciconnunlink function in the net/bluetooth/hciconn.c module of the Linux kernel’s Bluetooth subsystem is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

Linux Bluetooth Heap Buffer Overflow DoS

The vulnerability of the hcidevcddump function in the net/bluetooth/coredump.c module of the Linux operating system’s Bluetooth subsystem is related to buffer out-of-buffer reading. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibili...

Linux kernel Bluetooth HIDP Buffer Overflow

The vulnerability of the hidpsettimer function in the net/bluetooth/hidp/core.c module of the Linux kernel’s Bluetooth subsystem is related to the use of memory after it is freed. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility...

Linux kernel Bluetooth DoS

The vulnerability of the hciconndel function in the net/bluetooth/hciconn.c module of the Bluetooth subsystem in the Linux operating system is related to improper control of resource identifiers “resource injection”. Exploiting this vulnerability could allow a attacker to cause service failures...

Linux Bluetooth bcsp_recv() Buffer Overflow

The vulnerability of the bcsprecv function in the drivers/bluetooth/hcibcsp.c module of the Linux Bluetooth device driver framework is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the...

ROS-20260129-73-0013

A vulnerability in the OBEX protocol implementation of the Bluetooth protocol stack for Linux BlueZ is related to reading outside the valid range. Exploitation of the vulnerability could allow a remote attacker to gain access to protected information...

CVE-2025-40294 Bluetooth: MGMT: Fix OOB access in parse_adv_monitor_pattern()

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...