Linux Kernel NFSv3/v4 Use-After-Free Local Privilege Escalation (CVE-2025-21756)
CVE-2025-21756 is a use-after-free in the Linux kernel NFS client subsystem. Local attackers with user shell on NFS-mou…
Linux
PostgreSQL libpq SQL Injection in Client Applications (CVE-2025-1094)
CVE-2025-1094 is a SQL injection flaw in PostgreSQL's libpq when applications build dynamic SQL from untrusted inpu…
Exim libspf2 Stack Buffer Overflow on Linux Mail Servers (CVE-2025-24016)
CVE-2025-24016 is a stack buffer overflow in Exim's libspf2 integration when parsing SPF macros. Linux mail servers…
Sudo chroot Local Privilege Escalation on Linux (CVE-2025-32463)
CVE-2025-32463 is a local privilege escalation in sudo related to the -R / chroot option. A user with permission to run…
xz/liblzma Supply-Chain Backdoor (CVE-2024-3094) — Critical Linux Vulnerability
CVE-2024-3094 is a malicious backdoor inserted into upstream xz / liblzma tarballs (versions 5.6.0 and 5.6.1 ). On syste…
OpenSSH regreSSHion (CVE-2024-6387) Unauthenticated RCE on glibc Linux
CVE-2024-6387 (nicknamed regreSSHion ) is a signal-handler race in OpenSSH's server ( sshd ) on glibc-based systems. U…
Linux Firewall Basics: ufw vs firewalld (Quick Start)
Every Linux server needs a firewall. On Debian/Ubuntu you usually see ufw ; on RHEL/CentOS/Rocky it's firewalld . Bot…
Detect SSH Brute-Force Attacks on Linux (auth.log + fail2ban)
SSH is the front door to most Linux servers. Attackers scan the internet 24/7 looking for weak passwords and open port …
Deploy WordPress with Docker Compose on Linux (Nginx + MySQL Stack)
Deploy WordPress with Docker Compose on Linux — Nginx, PHP, MySQL, and persistent volumes in one stack file. Prerequisit…
How to Monitor Server Logs in Real-Time with "Log.io"
Monitor Server Logs in Real-Time with "Log.io" Log.io is a small application build on Node.js and Socket.io fo…
How to install Kali Linux on the Windows
Kali-Linux On Windows No, really…this isn't clickbait. For the past few weeks, we’ve been working with the Microsoft…
How to find files containing specific text in Linux
Find files containing specific text in Linux Find files containing specific text using grep command grep is a command-lin…
How to Install LEMP Stack on Debian 9
Install LEMP Stack on Debian 9 Today we are going to guide you install LEMP stack to brand new Debian GNU/Linux 9 Stretc…
Magnus Open Source VOIP Softswitch And Billing
VOIP Softswitch And Billing Portal MagnusBilling is a VoIP Billing server system that brings together the best IP billin…
How-to extend a root LVM partition online
Extend a root LVM partition online There is also a quick remedy for the emergency situation when your root partition run…