CVE-2026-10660

The Bluetooth BAP Broadcast Assistant GATT client in subsys/bluetooth/audio/bapbroadcastassistant.c reassembled remote Broadcast Receive State data into a single file-static netbufsimple attbuf, BTATTMAXATTRIBUTELEN = 512 bytes shared by all connection instances, while the BUSY flag, long-read...

CVE-2026-10660

The CVE-2026-10660 issue affects the Zephyr Bluetooth BAP Broadcast Assistant GATT client (subsys/bluetooth/audio/bap_broadcast_assistant.c). A single static net_buf_simple buffer (att_buf, BT_ATT_MAX_ATTRIBUTE_LEN = 512) is shared across all connections; per-connection state (BUSY flag, long-rea...

CVE-2026-10660 Shared reassembly buffer in Bluetooth BAP Broadcast Assistant enables cross-connection memory corruption

The Bluetooth BAP Broadcast Assistant GATT client in subsys/bluetooth/audio/bapbroadcastassistant.c reassembled remote Broadcast Receive State data into a single file-static netbufsimple attbuf, BTATTMAXATTRIBUTELEN = 512 bytes shared by all connection instances, while the BUSY flag, long-read...