安全公告/【CVE-2021-20269】
基本信息
受影响操作系统:Asianux
危险等级:中危
影响源码包:kexec-tools
CVSS评分:5.5
发现日期:2022-08-13
修复版本:2.0.21-1.3.07
漏洞描述
A flaw was found in the permissions of a log file created by kexec-tools. This flaw allows a local unprivileged user to read this file and leak kernel internal information from a previous panic. The highest threat from this vulnerability is to confidentiality. This flaw affects kexec-tools shipped by Fedora versions prior to 2.0.21-8 and RHEL versions prior to 2.0.20-47.
修复方式
yum update PackageName
漏洞判定
执行命令yum info PackageName获取软件包版本号,版本小于修复版本,则受此漏洞影响,版本大于等于修复版本,则此漏洞已修复
参考
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20269
https://nvd.nist.gov/vuln/detail/CVE-2021-20269