VYPR
Medium severity4.7NVD Advisory· Published Apr 24, 2023· Updated Jun 17, 2026

CVE-2023-31083

CVE-2023-31083

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.

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Affected products

278

Patches

Vulnerability mechanics

References

6

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