CVE-2026-90257

CVE-2026-90257 affects the Linux kernel 's Bluetooth virtio_bt driver. The function virtbt_setup_zephyr() sends the Zephyr vendor command 0xfc08 (Read Build Information) and passes the response to bt_dev_info() and hci_set_fw_info() as an unbounded "%s" string starting at skb->data + 1, withou...

EUVD-2026-81850

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: virtiobt: avoid OOB read of build info string The virtbtsetupzephyr sends the Zephyr vendor command 0xfc08 Read Build Information and hands the response to btdevinfo and hcisetfwinfo as a "%s" string starting at skb-da...