PT-2026-64625

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the Bluetooth ISO implementation. The function iso conn big sync drops the socket lock to call hci get route and subsequently re-acquires it. However...

UBUNTU-CVE-2026-53251

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix not releasing hdev reference on isoconnbigsync hcigetroute returns a reference-counted hcidev pointer via hcidevhold. The function exits normally or with an error without ever releasing it...

The vulnerability of the iso_conn_big_sync() function in the net/bluetooth/iso.c module of the Linux kernel’s Bluetooth subsystem allows a attacker to cause a service failure.

The vulnerability of the isoconnbigsync function in the net/bluetooth/iso.c module of the Linux kernel’s Bluetooth subsystem is related to improper locking of resources. Exploiting this vulnerability could allow an attacker to cause a service failure...