cvedb.io
CVE-2023-31083
MEDIUM · CVSS 4.7
EPSS exploitation probability: 0%
Published 2023-04-24T06:15:07.890 · Last modified 2026-06-17T05:56:15.127

Summary

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.

Affected products

linux — linux_kernel

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.