CVE-2026-98455 Bluetooth: RFCOMM: fix NULL dereference of dlc->session in RFCOMM_CONNINFO

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: fix NULL dereference of dlc-session in RFCOMMCONNINFO The RFCOMMCONNINFO getsockopt handler accepts a socket that is not connected as long as deferred setup is enabled: if sk-skstate != BTCONNECTED &&...

CVE-2026-98455

In the Linux kernel, the following vulnerability has been resolved: B...

CVE-2026-98455

The Linux kernel contains a vulnerability in the Bluetooth RFCOMM stack where a NULL pointer dereference occurs in the RFCOMM_CONNINFO getsockopt handler. When BT_DEFER_SETUP is enabled, the dlc->defer_setup flag remains set even if the session is cleared during rfcomm_recv_disc(). Consequentl...