1. 漏洞描述

Security Fix(es):

A vulnerability was found in OWASP ModSecurity 2.9.8/2.9.10 and classified as critical.Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Impacted is availability.Upgrading to version 2.9.11 eliminates this vulnerability.(CVE-2025-52891)

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

KY3.5.3:

x86_64:

     mod_security   

aarch64:

     mod_security