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CVE-2023-31083

CVSS v3.1 4.7 (Medium)
47% Progress
EPSS 0.04 % (5th)
0.04% Progress
Affected Products 1
Advisories 34
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software Tools, Exploits & PoC Graph Web & Social Timeline

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.

Weaknesses
CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE-476
NULL Pointer Dereference
CVE Status
PUBLISHED
CNA
MITRE
Published Date
2023-04-24 06:15:07
(17 months ago)
Updated Date
2024-03-25 01:15:54
(5 months ago)

Affected Products

Linux

Configuration #1

    CPE23 From Up To
  Linux Kernel 6.2 cpe:2.3:o:linux:linux_kernel:6.2