1. 漏洞描述

A library to support the Internationalised Domain Names in Applications (IDNA) protocol as specified in RFC 5891 http://tools.ietf.org/html/rfc5891. This version of the protocol is often referred to as “IDNA2008” and can produce different results from the earlier standard from 2003.

Security Fix(es):

A flaw was found in the python-idna library. A malicious argument was sent to the idna.encode() function can trigger an uncontrolled resource consumption, resulting in a denial of service.(CVE-2024-3651)

2. 影响范围

3. 影响组件

4. 修复版本

5. 修复方法

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

6. 下载链接

KY3.5.2:

x86_64:

     python3-idna   

aarch64:

     python3-idna