发布时间: 2023年8月26日
修改时间: 2024年10月31日
A use-after-free flaw was found in net/sched/cls_fw.c in classifiers (cls_fw, cls_u32, and cls_route) in the Linux Kernel. This flaw allows a local attacker to perform a local privilege escalation due to incorrect handling of the existing filter, leading to a kernel information leak issue.
| NVD | openEuler | |
|---|---|---|
| Confidentiality | High | |
| Attack Vector | Local | |
| CVSS评分 | N/A | 7.8 |
| Attack Complexity | Low | |
| Privileges Required | Low | |
| Scope | Unchanged | |
| Integrity | High | |
| User Interaction | None | |
| Availability | High |
| 公告名 | 概要 | 发布时间 |
|---|---|---|
| KylinSec-SA-2023-2237 | kernel security update | 2023年8月26日 |
| KylinSec-SA-2023-2235 | kernel security update | 2023年8月26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 |
