CVE-2023-31083

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.
Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:6.2:*:*:*:*:*:*:*

History

25 Mar 2024, 01:15

Type Values Removed Values Added
References
  • () https://bugzilla.suse.com/show_bug.cgi?id=1210780 -
  • () https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9c33663af9ad115f90c076a1828129a3fbadea98 -

07 Nov 2023, 04:14

Type Values Removed Values Added
References
  • {'url': 'https://lore.kernel.org/all/CA+UBctC3p49aTgzbVgkSZ2+TQcqq4fPDO7yZitFT5uBPDeCO2g@mail.gmail.com/', 'name': 'https://lore.kernel.org/all/CA+UBctC3p49aTgzbVgkSZ2+TQcqq4fPDO7yZitFT5uBPDeCO2g@mail.gmail.com/', 'tags': ['Exploit', 'Mailing List', 'Vendor Advisory'], 'refsource': 'MISC'}
  • () https://lore.kernel.org/all/CA+UBctC3p49aTgzbVgkSZ2+TQcqq4fPDO7yZitFT5uBPDeCO2g%40mail.gmail.com/ -

29 Sep 2023, 22:15

Type Values Removed Values Added
References
  • (CONFIRM) https://security.netapp.com/advisory/ntap-20230929-0003/ -

02 May 2023, 18:19

Type Values Removed Values Added
CPE cpe:2.3:o:linux:linux_kernel:6.2:*:*:*:*:*:*:*
CWE CWE-476
CWE-362
References (MISC) https://lore.kernel.org/all/CA+UBctC3p49aTgzbVgkSZ2+TQcqq4fPDO7yZitFT5uBPDeCO2g@mail.gmail.com/ - (MISC) https://lore.kernel.org/all/CA+UBctC3p49aTgzbVgkSZ2+TQcqq4fPDO7yZitFT5uBPDeCO2g@mail.gmail.com/ - Exploit, Mailing List, Vendor Advisory
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 4.7
First Time Linux linux Kernel
Linux

24 Apr 2023, 06:15

Type Values Removed Values Added
New CVE

Information

Published : 2023-04-24 06:15

Updated : 2024-03-25 01:15


NVD link : CVE-2023-31083

Mitre link : CVE-2023-31083

CVE.ORG link : CVE-2023-31083


JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CWE-476

NULL Pointer Dereference