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LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Linux Persistence Hunting: The 5 Techniques Security Teams Miss Most

You remove the malware. You rotate the compromised credentials. You patch the original vulnerability and close the ticket. Two weeks later, the attacker is bac…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Linux Infrastructure Under Siege by FamousSparrow Espionage Campaign

The recent FamousSparrow attacks reportedly relied on exposed web applications, ProxyLogon exploitation, and other well-known server-side vulnerabilities.

Linux

The Hacker News
The Hacker News Vulnerabilities

Showboat Linux Malware Hits Middle East Telecom with SOCKS5 Proxy Backdoor

Cybersecurity researchers have disclosed details of a new Linux malware dubbed Showboat that has been put to use in a campaign targeting a telecommunications p…

Linux

The Hacker News
The Hacker News Vulnerabilities

Drupal to Release Urgent Core Security Updates on May 20, Sites Told to Prepare

Drupal has issued an alert stating that it intends to release a "core security release" for all supported branches on May 20, 2026, from 5-9 p.m. UTC."The Drup…

PHP

The Hacker News
The Hacker News Vulnerabilities

SEPPMail Secure E-Mail Gateway Vulnerabilities Enable RCE and Mail Traffic Access

Critical security vulnerabilities have been disclosed in SEPPMail Secure E-Mail Gateway, an enterprise-grade email security solution, that could be exploited t…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 Kernel 7.0.7 Important Fragnesia Patch FEDORA-2026-5e5a0f9621

The 7.0.7 stable kernel update contains a number of important fixes across the tree. It also patches up a vulnerable codepath for fragnesia that was not in the…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 Kernel Update 7.0.7 Important Franesia Fix FEDORA-2026-6b173ffc2a

The 7.0.7 stable kernel update contains a number of important fixes across the tree. It also patches up a vulnerable codepath for franesia that was not in the …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian Trixie FFmpeg Arbitrary Code Execution Fix DSA-6268-1

Several vulnerabilities have been discovered in the FFmpeg multimedia framework, which could result in denial of service or potentially the execution of arbitr…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Why Red Hats krb5 Update Matters for Linux and Windows Authentication

Red Hat released an Important krb5 security update for Red Hat Enterprise Linux 8 this week, addressing two vulnerabilities tracked as CVE-2026-40355 and CVE-2…

Linux Windows

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 Chromium Security Advisory FEDORA-2026-f4e92d8d66 CVE-2026-7896

Update to 148.0.7778.96 CVE-2026-7896: Integer overflow in Blink CVE-2026-7897: Use after free in Mobile CVE-2026-7898: Use after free in Chromoting CVE-2026-7…

Linux Chrome

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 Rails Critical RCE Vulnerability DLA-4578-1 CVE-2022-32224

A RCE (Remote Code Execution) escalation was discovered in Ruby on Rails, a MVC Ruby-based framework for web development. This vulnerability exists when using …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS DLA-4576-1 p7zip Critical RCE DoS Issues Fixed

Multiple vulnerabilities were discovered in p7zip, a now unmaintained fork of 7-Zip, a file archiver handling multiple formats. To address these security vulne…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 DLA-4575-1 Firefox-ESR Update for Code Execution Risk

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code. For Debian 11 b…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 9 Firefox Important Networking Privilege Escalation MGASA-2026-0124

MGASA-2026-0124 - Updated rootcerts, nss & firefox packages fix security vulnerabilities

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 DLA-4573-1 libpng Important Heap Disclosure Fix

A security vulnerability has been discovered in libpng, a library implementing an interface for reading and writing PNG (Portable Network Graphics) files, whic…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian firefox-esr Important Arbitrary Code Exec DSA-6254-1 CVE-2026-8090

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

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian DSA-6249-1 Wireshark Critical Denial of Service Threats

Multiple vulnerabilities have been discocvered in Wireshark, a network protocol analyzer which could result in denial of service or the execution of arbitrary …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian DSA-6248-1 Apache2 Critical RCE Privilege Escalation Risks

Multiple vulnerabilities have been discovered in the Apache HTTP server, which may result in remote code execution, privilege escalation, denial of service or …

Linux Apache

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Rocky Linux 8 RLSA-2026-13834 OpenSSH Vulnerability Announcement

Important: dovecot security update

Linux OpenSSH

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian DSA-6245-1 Imagemagick Important DoS Code Execution Fix

Multiple security vulnerabilities were discovered in imagemagick, a software suite used for editing and manipulating digital images, which could lead to denial…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 Xen Critical DoS Issues XSA-483 XSA-484 XSA-486 XSA-488

oxenstored keeps quota related use counts across domain destruction [XSA-483, CVE-2026-23556] Xenstored DoS via XS_RESET_WATCHES command [XSA-484, CVE-2026-235…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 Imagemagick Important Security Patch DLA-4559-1

Multiple security vulnerabilities were discovered in imagemagick, a software suite used for editing and manipulating digital images, which could lead to denial…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 firefox-esr Critical Code Execution Issues DLA-4555-1

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

Linux

The Hacker News
The Hacker News Vulnerabilities

Critical cPanel Authentication Vulnerability Identified — Update Your Server Immediately

cPanel has released security updates to address a security issue impacting various authentication paths that could allow an attacker to obtain access to the co…