摘要:
libxml2 security update
安全等级: High
公告ID: KylinSec-SA-2025-1242
发布日期: 2025年3月5日
关联CVE: CVE-2022-49043
This library allows to manipulate XML files. It includes support to read, modify and write XML and HTML files. There is DTDs support this includes parsing and validation even with complex DtDs, either at parse time or later once the document has been modified. The output can be a simple SAX stream or and in-memory DOM like representations. In this case one can use the built-in XPath and XPointer implementation to select sub nodes or ranges. A flexible Input/Output mechanism is available, with existing HTTP and FTP modules and combined to an URI library.
Security Fix(es):
xmlXIncludeAddNode in xinclude.c in libxml2 before 2.11.0 has a use-after-free.(CVE-2022-49043)
| cve名称 | 产品 | 组件 | 是否受影响 |
|---|---|---|---|
| CVE-2022-49043 | KY3.4-5A | libxml2 | Fixed |
| 软件名称 | 架构 | 版本号 |
|---|---|---|
| libxml2-help | noarch | 2.9.10-42.kb1.ky3_4 |
| libxml2 | x86_64 | 2.9.10-42.kb1.ky3_4 |
| libxml2-devel | x86_64 | 2.9.10-42.kb1.ky3_4 |
| python2-libxml2 | x86_64 | 2.9.10-42.kb1.ky3_4 |
| python3-libxml2 | x86_64 | 2.9.10-42.kb1.ky3_4 |
| libxml2 | aarch64 | 2.9.10-42.kb1.ky3_4 |
| libxml2-devel | aarch64 | 2.9.10-42.kb1.ky3_4 |
| python2-libxml2 | aarch64 | 2.9.10-42.kb1.ky3_4 |
| python3-libxml2 | aarch64 | 2.9.10-42.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
