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4.7
CVSSv3

CVE-2023-31083

Published: 24/04/2023 Updated: 25/03/2024
CVSS v3 Base Score: 4.7 | Impact Score: 3.6 | Exploitability Score: 1
VMScore: 0

Vulnerability Summary

An issue exists 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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linux linux kernel 6.2

References

CWE-362CWE-476https://security.netapp.com/advisory/ntap-20230929-0003/https://lore.kernel.org/all/CA+UBctC3p49aTgzbVgkSZ2+TQcqq4fPDO7yZitFT5uBPDeCO2g%40mail.gmail.com/https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9c33663af9ad115f90c076a1828129a3fbadea98https://bugzilla.suse.com/show_bug.cgi?id=1210780https://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-23316SQL injectiontype confusionCVE-2024-20697CVE-2024-4344localCVE-2024-30043CVE-2024-3821CVE-2024-5041
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