Security Advisory
CVE-2023-31083
4.7
MEDIUM
Vulnerability Description
An issue was discovered in drivers/bluetooth/hci_ldisc.c in the Linux kernel 6.2. In hci_uart_tty_ioctl, there is a race condition between HCIUARTSETPROTO and HCIUARTGETPROTO. HCI_UART_PROTO_SET is set before hu->proto is set. A NULL pointer dereference may occur.
Published Date
April 24, 2023
Official Source
NIST NVD Advisory