CVE-2023-31083

MEDIUM · CVSS 4.7 EPSS 0.33%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-04-24 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE

CVE-2023-31083

Severity

MEDIUM

CVSS

4.7

EPSS

0.33%

Linux

Original NVD 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.