发布时间: 2023年11月3日
修改时间: 2024年10月31日
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.
| NVD | openEuler | |
|---|---|---|
| Confidentiality | None | None |
| Attack Vector | Local | Local |
| CVSS评分 | 4.7 | 4.7 |
| Attack Complexity | High | High |
| Privileges Required | Low | Low |
| Scope | Unchanged | Unchanged |
| Integrity | None | None |
| User Interaction | None | None |
| Availability | High | High |
| 公告名 | 概要 | 发布时间 |
|---|---|---|
| KylinSec-SA-2023-2298 | kernel security update | 2023年11月3日 |
| KylinSec-SA-2023-2300 | kernel security update | 2023年11月3日 |
| 产品 | 包 | 状态 |
|---|---|---|
| KY3.4-4A | kernel | Fixed |
| KY3.4-5 | kernel | Fixed |
| KY3.5.1 | kernel | Fixed |
| KY3.5.2 | kernel | Fixed |
