CVE-2023-31083
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- CVE-2023-31083
CVE Details
| Release Date: | 2023-04-17 |
Description
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 metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 4.7 |
| Vector String: | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
| Version: | 3.1 |
| Attack Vector: | Local |
| Attack Complexity: | High |
| Privileges Required: | Low |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality: | None |
| Integrity: | None |
| Availability: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 7 (kernel-uek) | ELSA-2024-12813 | 2024-11-12 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2024-12868 | 2024-12-06 |
| 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 |
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