摘要:
kernel security update
安全等级: Medium
公告ID: KylinSec-SA-2023-2229
发布日期: 2023年8月18日
关联CVE: CVE-2023-3772
The Linux Kernel, the operating system core itself.
Security Fix(es):
A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to directly dereference a NULL pointer in xfrm_update_ae_params(), leading to a possible kernel crash and denial of service.(CVE-2023-3772)
| cve名称 | 产品 | 组件 | 是否受影响 |
|---|---|---|---|
| CVE-2023-3772 | KY3.4-5A | kernel | Fixed |
| 软件名称 | 架构 | 版本号 |
|---|---|---|
| python3-perf | x86_64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| bpftool | x86_64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| perf | x86_64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| kernel-tools-devel | x86_64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| kernel-devel | x86_64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| kernel | x86_64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| python2-perf | x86_64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| kernel-tools | x86_64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| kernel-source | x86_64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| kernel-tools-devel | aarch64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| python3-perf | aarch64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| kernel-tools | aarch64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| kernel-source | aarch64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| python2-perf | aarch64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| perf | aarch64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| kernel-devel | aarch64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| bpftool | aarch64 | 4.19.90-2309.3.0.0218.kb1.ky3_4 |
| kernel | aarch64 | 4.19.90-2309.3.0.0218.kb1.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
