CVE-2026-68189 Bluetooth: hci_sync: Protect UUID list traversal

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Protect UUID list traversal The hcisync conversion moved class-of-device and EIR generation from an HCI request built under hdev-lock to asynchronous command sync work. The worker holds hdev-reqlock, but that...

CVE-2026-68189 Bluetooth: hci_sync: Protect UUID list traversal

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Protect UUID list traversal The hcisync conversion moved class-of-device and EIR generation from an HCI request built under hdev-lock to asynchronous command sync work. The worker holds hdev-reqlock, but that...

CVE-2026-68188 Bluetooth: RFCOMM: Fix session UAF in set_termios

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Fix session UAF in settermios rfcommttysettermios tests dlc-session without rfcommmutex and later passes the pointer to rfcommsendrpn. The latter dereferences both session-initiator and session-sock. Meanwhile,...

CVE-2026-68188

CVE-2026-68188 : In the Linux kernel Bluetooth RFCOMM path, a race caused use-after-free in rfcomm_send_rpn when rfcomm_tty_set_termios tests dlc->session without holding rfcomm_mutex and the DLC/session is freed by krfcommd. The fix adds rfcomm_dlc_send_rpn() that holds rfcomm_mutex while ver...

EUVD-2026-55289

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Fix session UAF in settermios rfcommttysettermios tests dlc-session without rfcommmutex and later passes the pointer to rfcommsendrpn. The latter dereferences both session-initiator and session-sock. Meanwhile,...

CVE-2026-68188 Bluetooth: RFCOMM: Fix session UAF in set_termios

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Fix session UAF in settermios rfcommttysettermios tests dlc-session without rfcommmutex and later passes the pointer to rfcommsendrpn. The latter dereferences both session-initiator and session-sock. Meanwhile,...

CVE-2026-68085

CVE-2026-68085 — Linux kernel (Bluetooth hci_uart) Root cause: when canceling a pending write_work in hci_uart_close(), the HCI_UART_SENDING flag is not cleared, causing future writes to be blocked when the device is reopened. The fix clears HCI_UART_SENDING on cancellation and makes tx_skb handl...

CVE-2026-68085 Bluetooth: hci_uart: clear HCI_UART_SENDING when write_work is canceled

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciuart: clear HCIUARTSENDING when writework is canceled HCIUARTSENDING bit in txstate means writework is pending and blocks queueing it again. Currently this bit is not cleared when canceling the work in hciuartclose,...

CVE-2026-68085 Bluetooth: hci_uart: clear HCI_UART_SENDING when write_work is canceled

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciuart: clear HCIUARTSENDING when writework is canceled HCIUARTSENDING bit in txstate means writework is pending and blocks queueing it again. Currently this bit is not cleared when canceling the work in hciuartclose,...

EUVD-2026-55266

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciuart: clear HCIUARTSENDING when writework is canceled HCIUARTSENDING bit in txstate means writework is pending and blocks queueing it again. Currently this bit is not cleared when canceling the work in hciuartclose,...

PT-2026-69790

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Bluetooth component where the hci sync function fails to hold the hdev-lock during hci conn params lookups. This lack of locking makes list iteration or parameter...

CVE-2026-68390: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold hdev-lock for hciconnparams lookups hciconnparamslookup requires hdev-lock be held, otherwise the list iteration or param access is not safe. Hold hdev-lock for params lookups in hcisync...

Linux Bluetooth SMP smp_cmdPairingReq Buffer Overflow

The vulnerability of the smpcmdPairingReq function in the net/bluetooth/smp.c module of the Linux operating system is related to insufficient security checks for protected connections. Exploiting this vulnerability could allow a remote attacker to compromise the confidentiality, integrity, and...

Linux Distros Unpatched Vulnerability : CVE-2026-68189

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Protect UUID list traversal The hcisync conversion moved class-of-device...

PT-2026-69791

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Bluetooth management component where RCU-protected pointers are dereferenced outside critical sections, which can lead to a Use-After-Free UAF condition. UAF occur...

PT-2026-69789

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Bluetooth hci qca component where the qca controller memdump function fails to properly clear the memdump state when a controller reports a zero dump size. In this...

CVE-2026-68394: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: revalidate LOADCONNPARAM queued update MGMTOPLOADCONNPARAM queues connupdatesync when a single parameter update changes an existing LE central connection. The queued work currently stores a borrowed hciconnparams...

PT-2026-69588

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free UAF issue exists in the Bluetooth RFCOMM component. The function rfcomm tty set termios checks dlc-session without acquiring the rfcomm mutex and subsequently passes the...

CVE-2026-68189: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Protect UUID list traversal The hcisync conversion moved class-of-device and EIR generation from an HCI request built under hdev-lock to asynchronous command sync work. The worker holds hdev-reqlock, but that...

CVE-2026-68085: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciuart: clear HCIUARTSENDING when writework is canceled HCIUARTSENDING bit in txstate means writework is pending and blocks queueing it again. Currently this bit is not cleared when canceling the work in hciuartclose,...