Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
selinux-policy when sysctl fs.protected_hardlinks are set to 0 allows local users to cause a denial of service (SSH login prevention) by creating a hardlink to /etc/passwd from a directory named .config, and updating selinux-policy.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
selinux-policy 安全漏洞
Vulnerability Description
SELinux（Security-Enhanced Linux）是美国国家安全局（NSA）和SCC（Secure Computing Corporation）共同开发的一个基于Linux系统的强制访问控制安全模块。selinux-policy是其中的一个Linux安全引擎引导规则。 selinux-policy中存在安全漏洞。本地攻击者可通过对/etc/passwd创建硬链接并更新selinux-policy利用该漏洞造成拒绝服务（无法使用SSH登录）。
CVSS Information
N/A
Vulnerability Type
N/A