Release Date: | 2023-04-17 |
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.
See more information about CVE-2023-31083 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS v3.1 metrics and score provided are preliminary and subject to review.
Base Score: | 4.7 | CVSS Vector: | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
Attack Vector: | Local network | Attack Complexity: | High |
Privileges Required: | Low | User Interaction: | None |
Scope: | Unchanged | Confidentiality Impact: | None |
Integrity Impact: | None | Availability Impact: | High |
Platform | Errata | Release Date |
Oracle Linux version 7 (kernel-uek) | ELSA-2024-12813 | 2024-11-12 |
Oracle Linux version 8 (kernel) | ELSA-2024-3138 | 2024-05-23 |
Oracle Linux version 8 (kernel-uek) | ELSA-2024-12813 | 2024-11-12 |
Oracle Linux version 8 (kernel-uek) | ELSA-2024-12815 | 2024-11-11 |
Oracle Linux version 9 (kernel) | ELSA-2024-2394 | 2024-05-02 |
Oracle Linux version 9 (kernel-uek) | ELSA-2024-12815 | 2024-11-11 |
This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections: