发布时间: 2025年3月7日
修改时间: 2025年4月18日
A buffer overflow flaw was found in X.Org and Xwayland. The code in XkbVModMaskText() allocates a fixed-sized buffer on the stack and copies the names of the virtual modifiers to that buffer. The code fails to check the bounds of the buffer and would copy the data regardless of the size.
| NVD | openEuler | |
|---|---|---|
| Confidentiality | High | High |
| Attack Vector | Local | Local |
| CVSS评分 | 7.8 | 7.8 |
| Attack Complexity | Low | Low |
| Privileges Required | Low | Low |
| Scope | Unchanged | Unchanged |
| Integrity | High | High |
| User Interaction | None | None |
| Availability | High | High |
| 公告名 | 概要 | 发布时间 |
|---|---|---|
| KylinSec-SA-2025-2372 | libxkbfile security update | 2025年4月27日 |
| KylinSec-SA-2025-2540 | xorg-x11-server security update | 2025年6月9日 |
| 产品 | 包 | 状态 |
|---|---|---|
| KY3.4-5A | libxkbfile | Fixed |
| KY3.5.3 | libxkbfile | Fixed |
| V6 | libxkbfile | Fixed |
