SecurityWeek

‘DirtyClone’ Linux Kernel Vulnerability Leads to Root Access

DirtyClone, tracked as CVE-2026-43503, is a Linux kernel vulnerability that allows any local user to gain root privileges.
ZDNet

What is sudo in Linux and why is it so important?

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Tech Times

Linux Kernel Root Exploit Published: DirtyClone Attack Leaves No Trace

Linux kernel privilege escalation exploit DirtyClone (CVE-2026-43503) is publicly documented: JFrog published a working attack walkthrough Thursday showing how any local user can gain root on ...
マイナビニュース

rootのシェルを変更する

rootユーザーのシェルをnologinに変更する。/etc/passwdファイルを編集して、rootのシェルが/bin/bashとなっているところを/sbin ...
ZDNet

6 sudo tricks every Linux user needs to know - plus 1 just for fun

Sudo is a powerful but imperfect Linux tool. These tips can help make using sudo easier and safer. Always use caution when monkeying with sudo. I started using Linux prior to the advent of sudo. Back ...
Linux Journal

Add a User to sudo Group in Debian 12 Linux

In Linux systems, including Debian 12, the sudo group grants users the ability to execute administrative commands. This provides them with the privileges to install, update, and delete software, ...
技術評論社

第16回 Linuxカーネルの コンテナ機能 [6] ─ユーザ名前空間

年末を迎えて今年もAdvent Calendarが多数作られていますね。この連載の今回の記事はLinuxカーネルの機能を紹介するので、Linux Advent Calendar 2014の16日目の記事としても書きました。興味深い記事が並んでいて勉強になりますね。 さて、第13回から3回、 田向さん ...