CVE-2026-80914

A flaw was found in the Bluetooth ISO subsystem of the Linux kernel. A use-after-free vulnerability can occur in the isoconnready function if a listener socket is closed concurrently while a child socket is being created. This can lead to a dangling pointer being dereferenced upon a later...

CVE-2026-74538

A flaw was found in the Linux kernel's Bluetooth ISO Isochronous Stream subsystem. A missing lock when accessing socket connection information within the isoconnectind function could lead to a null pointer dereference. This vulnerability could allow a local attacker to cause a system crash,...

CVE-2026-63871

A flaw was found in the Linux kernel's Bluetooth ISO subsystem. This vulnerability, a data-race, occurs because certain functions access socket-related data without proper synchronization. Specifically, isoconnectbis, isoconnectcis, isolistenbis, and isoconnbigsync can read critical fields while...

kernel: Bluetooth: ISO: Check socket flag instead of hcon

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Check socket flag instead of hcon This fixes the following Smatch static checker warning: net/bluetooth/iso.c:1364 isosockrecvmsg error: we previously assumed 'pi-conn-hcon' could be null line 1359...