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LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

AppArmor Enforcing Doesnt Mean What You Think: Verify What Its Actually Enforcing

''Enabled'' does not mean ''Protected.'' Recent kernel vulnerabilities, including cases like USN-8098-1 , show that a service can stay active while the policie…

The Hacker News
The Hacker News Vulnerabilities

Why Security Validation Is Becoming Agentic

If you run security at any reasonably complex organization, your validation stack probably looks something like this: a BAS tool in one corner. A pentest engag…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 23 Python Security Random Essentials Addressing Buffer Overflow

0.011 - Update data pointer on resize for rdrand; Clean up string length handling 0.010 - Disallow requesting strings with negative lengths CVE-2026-2597; Try …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 perl-Crypt-SysRandom-XS Important Heap Overflow CVE-2026-2597

0.011 - Update data pointer on resize for rdrand; Clean up string length handling 0.010 - Disallow requesting strings with negative lengths CVE-2026-2597; Try …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42 python-django4.2 Vital SQL Injection DoS FEDORA-2026-ca3d81129a

Fixes CVE-2025-13473: Username enumeration through timing difference in mod_wsgi authentication handler Fixes CVE-2025-14550: Potential denial-of-service vulne…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42 python-django5 Critical SQL Injection DoS Fixes 2026-00b5bf3150

Fixes CVE-2025-13473: Username enumeration through timing difference in mod_wsgi authentication handler Fixes CVE-2025-14550: Potential denial-of-service vulne…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 django5 Security Alert - SQL Injection Denial of Service Issue

Fixes CVE-2025-13473: Username enumeration through timing difference in mod_wsgi authentication handler Fixes CVE-2025-14550: Potential denial-of-service vulne…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

OSSEC for Linux: What It Means for Your Monitoring and Risk Posture

You probably already have firewall rules in place, regular patching cycles, and logs flowing into a SIEM. That covers a lot. What it does not tell you is wheth…

Linux

The Hacker News
The Hacker News Vulnerabilities

CISA Flags Four Security Flaws Under Active Exploitation in Latest KEV Update

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added four security flaws to its Known Exploited Vulnerabilities (KEV) catalog, cit…

Chrome

The Hacker News
The Hacker News Vulnerabilities

Researchers Observe In-the-Wild Exploitation of BeyondTrust CVSS 9.9 Vulnerability

Threat actors have started to exploit a recently disclosed critical security flaw impacting BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) …

The Hacker News
The Hacker News Breaches & leaks

Compromised dYdX npm and PyPI Packages Deliver Wallet Stealers and RAT Malware

Cybersecurity researchers have discovered a new supply chain attack in which legitimate packages on npm and the Python Package Index (PyPI) repository have bee…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 Ceph DLA-4460-1 Fix for CVE-2022-0670 Denial of Service

Ceph is a distributed object, block, and file storage platform. CVE-2022-0670 A flaw was found in Openstack manilla owning a Ceph File system "share", which en…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Best Open-Source Linux Patch Management Software for Secure Linux Servers

Linux servers already have package managers. For most admins, that creates an assumption that patching is largely solved. Run updates, reboot when needed, move…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 libmatio Critical DoS Heap Corruption Advisory DLA-4459-1

Multiple vulnerabilities has been discovered in libmatio, a MAT File I/O Library. CVE-2025-50343 A Denial of Service (DoS) and in certain cases heap corruption…

Linux

The Hacker News
The Hacker News Vulnerabilities

Google Warns of Active Exploitation of WinRAR Vulnerability CVE-2025-8088

Google on Tuesday revealed that multiple threat actors, including nation-state adversaries and financially motivated groups, are exploiting a now-patched criti…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Debian OpenSSL Critical DSA-6113-1 DoS Information Leak Execution

Multiple vulnerabilities have been discovered in OpenSSL, a Secure Sockets Layer toolkit, which may result in denial of service, information leaks, or potentia…

Linux OpenSSL

The Hacker News
The Hacker News Vulnerabilities

Critical Grist-Core Vulnerability Allows RCE Attacks via Spreadsheet Formulas

A critical security flaw has been disclosed in Grist‑Core, an open-source, self-hosted version of the Grist relational spreadsheet-database, that could result …

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42: mysql8.4 Important CPU Threats CVE-2025-53040 2026-942d35ff10

MySQL 8.4.7 Release notes: https://dev.mysql.com/doc/relnotes/mysql/8.4/en/news-8-4-7.html

Linux Databases

The Hacker News
The Hacker News Vulnerabilities

Critical n8n Vulnerability (CVSS 10.0) Allows Unauthenticated Attackers to Take Full Control

Cybersecurity researchers have disclosed details of yet another maximum-severity security flaw in n8n, a popular workflow automation platform, that allows an u…

The Hacker News
The Hacker News Vulnerabilities

Veeam Patches Critical RCE Vulnerability with CVSS 9.0 in Backup & Replication

Veeam has released security updates to address multiple flaws in its Backup & Replication software, including a "critical" issue that could result in remote co…

Databases

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42: nginx-mod-headers-more Critical Data Exposure CVE-2025-53860

Changes with nginx 1.28.1 23 Dec 2025 *) Security: processing of a specially crafted login/password when using the "none" authentication method in the ngx_mail…

Linux Nginx

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Attention: Fedora 42 Nginx mod-naxsi Memory Disclosure Alert CVE-2025-53859

Changes with nginx 1.28.1 23 Dec 2025 *) Security: processing of a specially crafted login/password when using the "none" authentication method in the ngx_mail…

Linux Nginx

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42: Critical Memory Disclosure in nginx-mod-vts CVE-2025-53859

Changes with nginx 1.28.1 23 Dec 2025 *) Security: processing of a specially crafted login/password when using the "none" authentication method in the ngx_mail…

Linux Nginx

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Fedora 42: nginx-mod-modsecurity Critical Memory Leak Risk CVE-2025-53859

Changes with nginx 1.28.1 23 Dec 2025 *) Security: processing of a specially crafted login/password when using the "none" authentication method in the ngx_mail…

Linux Nginx