CVE-2023-31083

Published on: Not Yet Published

Last Modified on: 05/02/2023 06:19:00 PM UTC

CVE-2023-31083

Source: Mitre Source: NIST CVE.ORG Print: PDF PDF
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Certain versions of Linux Kernel from Linux contain the following vulnerability:

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.

  • CVE-2023-31083 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 4.7 - MEDIUM

Attack
Vector ⓘ		 Attack
Complexity		 Privileges
Required		 User
Interaction
LOCAL HIGH LOW NONE
Scope Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
UNCHANGED NONE NONE HIGH

CVE References

Description Tags ⓘ Link
BUG: general protection fault in hci_uart_tty_ioctl - Yu Hao lore.kernel.org
text/html
 URL Logo MISC lore.kernel.org/all/CA+[email protected]/
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Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System		LinuxLinux Kernel6.2AllAllAll
  • cpe:2.3:o:linux:linux_kernel:6.2:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2023-31083 : An issue was discovered in drivers/bluetooth/hci_ldisc.c in the #Linux #kernel 6.2. In hci_uart_tt… twitter.com/i/web/status/1… 2023-04-24 06:08:20
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