摘要:
kernel security update
安全等级: High
公告ID: KylinSec-SA-2025-2883
发布日期: 2025年8月27日
关联CVE: CVE-2025-38477
The Linux Kernel, the operating system core itself.
Security Fix(es):
A vulnerability classified as critical has been found in Linux Kernel up to 6.1.146/6.6.99/6.12.39/6.15.7 (Operating System).CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.This is going to have an impact on confidentiality, integrity, and availability.Upgrading to version 6.1.147, 6.6.100, 6.12.40 or 6.15.8 eliminates this vulnerability. Applying the patch 466e10194ab81caa2ee6a332d33ba16bcceeeba6/fbe48f06e64134dfeafa89ad23387f66ebca3527/a6d735100f602c830c16d69fb6d780eebd8c9ae1/c000a3a330d97f6c073ace5aa5faf94b9adb4b79/5e28d5a3f774f118896aec17a3a20a9c5c9dfc64 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.(CVE-2025-38477)
| cve名称 | 产品 | 组件 | 是否受影响 |
|---|---|---|---|
| CVE-2025-38477 | KY3.4-5A | kernel | Fixed |
| 软件名称 | 架构 | 版本号 |
|---|---|---|
| bpftool | x86_64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| kernel | x86_64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| kernel-devel | x86_64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| kernel-source | x86_64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| kernel-tools | x86_64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| kernel-tools-devel | x86_64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| perf | x86_64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| python2-perf | x86_64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| python3-perf | x86_64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| bpftool | aarch64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| kernel | aarch64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| kernel-devel | aarch64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| kernel-source | aarch64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| kernel-tools | aarch64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| kernel-tools-devel | aarch64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| perf | aarch64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| python2-perf | aarch64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
| python3-perf | aarch64 | 4.19.90-2408.1.0.0288.kb28.ky3_4 |
方法一：下载安装包进行升级安装
1、通过下载链接下载需要升级的升级包保存，如 xxx.rpm
2、通过rpm命令升级，如 rpm -Uvh xxx.rpm
方法二：通过软件源进行升级安装
1、保持能够连接上互联网
2、通过yum命令升级指定的包，如 yum install 包名
