Logging in as the root user should never be done on Linux. Using the root account could lead to disaster. Sudo is the preferred method of gaining elevated privileges. When I first started using Linux ...

A vulnerability in the Linux sudo command has been discovered that could allow unprivileged users to execute commands as root. Thankfully, this vulnerability only works in non-standard configurations ...

There was a time when real system administrators just logged into Unix systems as root. But as we all know — with great power comes great responsibility. It’s too easy to do terrible things when you ...

SecureLayer7 安全研究人员近日公布了一个影响 Linux 系统的安全漏洞（CVE-2025-6019）的技术细节和概念验证（PoC）利用代码。该漏洞影响依赖 udisksd 守护进程和 libblockdev 后端的 Linux 发行版，包括 Fedora 和 SUSE。在配置不当的环境中，该漏洞可被轻易利用，允许 allow ...

Back in the early days of Linux, things were exponentially more complicated. The distributions were far less mature and required a particular system account to get things done. That account was root - ...

IT之家 7 月 2 日消息，科技媒体 borncity 昨日（7 月 1 日）发布博文，报道称 Linux 中的 sudo 命令存在严重漏洞，被攻击者利用，可以提前权限至 root 级别。 IT之家援引博文介绍，该漏洞追踪编号为 CVE-2025-32463，其根源在于系统不当处理 /etc/ nsswitch.conf 文件，可能 ...

One of the major reasons behind choosing Linux as an operating system is that it’s much more secure than Windows. There are plenty of reasons for this including appropriate user permissions, ...