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LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Managing Unintended Exposure from UFW Application Profiles in Linux

On most long-running Linux servers, UFW rules don't get removed; they get forgotten. Services change, ports shift, packages come and go, and the firewall stops…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Debian 11: Thunderbird Critical Arbitrary Code Exec Advisory DLA-4442-1

Multiple security issues were discovered in Thunderbird, which could result in the execution of arbitrary code. For Debian 11 bullseye, these problems have bee…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

What Is Tor Browser & How Does It Impact Linux Security Teams?

Tor Browser is a privacy-focused web browser that routes traffic through the Tor network to obscure a user's identity and destination''and that design has dire…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 10 ELSA-2026-0697 gnupg2 Important Memory Issue Fix

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 10 net-snmp Important Security Fix ELSA-2026-0668

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 10 vsftpd Moderate Threat Fix ELSA-2026-0606 CVE-2025-14242

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 10: ELSA-2026-0594 Moderate libpq Update Remote Risk

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Oracle Linux 9: ELSA-2026-50006 Kernel Important Security Advisory

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 gnupg2 Important CVE-2025-68973 Advisory ELSA-2026-0719

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian 11: Firefox-ESR Critical Issues Fixed DLA-4439-1

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code, sandbox escape,…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Debian 11: Linux-6.1 Privilege Escalation Denial of Service DLA-4436-1

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. For Debian 11…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Understanding the AWS Shared Responsibility Model and Linux Security Risks

For Linux teams, the AWS shared responsibility model becomes real the first time an issue crosses layers you cannot inspect. The question isn’t philosophical. …

Linux AWS

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Datacenter Proxies Overview: Linux Security Implications

Datacenter proxies are simply IP addresses hosted in commercial data centers. No mystery there. They sit on cloud and hosting infrastructure that Linux securit…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Domain Enumeration: Essential for Linux Security Teams' Asset Management

Domain enumeration is a foundational defensive activity because security teams cannot protect assets they do not know exist. In modern Linux-based environments…

Linux

The Hacker News
The Hacker News

New Advanced Linux VoidLink Malware Targets Cloud and container Environments

Cybersecurity researchers have disclosed details of a previously undocumented and feature-rich malware framework codenamed VoidLink that's specifically designe…

Linux Docker

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 20.04 LTS: Linux Kernel Critical Flaws Addressed USN-7922-5

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Web Application Firewall Overview: Enhancing Linux Security

If you manage Linux systems in production, you already operate with multiple layers in place. Network firewalls, SELinux or AppArmor, IDS and IPS, and regular …

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

What Is a WAF? A Linux Security Admins Practical Guide

If you manage Linux systems in production, you already operate with multiple layers in place. Network firewalls, SELinux or AppArmor, IDS and IPS, and regular …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 24.04: Linux-azure-nvidia Critical Issues CVE-2025-40300

Several security issues were fixed in the Linux kernel.

Linux Azure

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 24.04: Linux Kernel Important Security Update USN-7931-5

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 22.04 LTS: USN-7928-5 Linux Kernel KVM Security Fixes

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Ubuntu: UFW Important Firewall Rules for Secure SSH and Database Access

UFW is a front-end for iptables that applies firewall policy directly on an Ubuntu server, close to the services that accept traffic.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 7 ELSA-2025-23457 Audiofile Moderate Null Pointer

The following updated rpms for Oracle Linux 7 have been uploaded to the Unbreakable Linux Network:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Oracle Linux 8: ELSA-2026-0232 for mariadb Important Security Advisory

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

Linux Databases