Network Security
system security Linux network
system security Linux network The romanticized image of the digital nomad – a laptop on a sun-drenched balcony – rarely accounts for the actual friction of maintaining a professional development environment on the move. . The friction is amplified with Linux. We are looking for a setup that respects our kernel configurations, handles volatile network handovers, and maintains a strict security posture without the hand-holding of a consumer-grade OS – so, put simply, more than just a laptop and a sunny deck. The hardware is...
May 26, 2026
Server Securityopen-source Linux administration
open-source Linux administration Cron has existed in Unix and Linux environments for decades, handling backups, cleanup scripts, patching jobs, log rotation, monitoring tasks, and other maintenance work that administrators do not want to run manually. Most Linux servers rely on it constantly, which is exactly why attackers continue abusing it for persistence after a system has already been compromised. . Persistence through cron is not complicated. Attackers do not need a rootkit or advanced malware framework to maintain...
May 25, 2026
Vendors/Productssecurity breach linux
security breach linux A major internal repository breach at GitHub has exposed a critical and overlooked blind spot in Linux supply chain security. Kernel exploits, exposed SSH services, weak firewall rules, and vulnerable daemons dominated the Linux threat model for years, and in many environments, they still matter. But recent supply-chain incidents involving GitHub ecosystems, npm packages, and malicious developer tooling point somewhere else entirely: the developer workstation. . The breach matters because...
May 21, 2026
Security Trends access control multi-tenant
access control multi-tenant Linux administrators often face an ugly choice in the cloud: prioritize convenience and cost-efficiency by sharing infrastructure, or sacrifice those benefits for the sake of total isolation. Most modern Linux workloads don't live on their own private servers anymore. They live in shared environments like Kubernetes clusters, where multiple teams and services run side-by-side. It sounds efficient, and it usually is. . But cloud isolation isn't as ironclad as it looks on the diagram. If you...
May 21, 2026
Vendors/Productsincident response cloud security
incident response cloud security Managed Extended Detection and Response (MXDR) has become one of the most sought-after security services in the enterprise market — and with good reason. It promises the holy grail: broad visibility across endpoints, network, cloud, email, and identity, combined with the 24/7 human expertise most organizations simply cannot build in-house. . However, the rapid growth of the market has produced a wide range of providers whose capabilities vary considerably beneath the surface. Choosing the...
May 19, 2026
Refine news
X Clear Filters
Get the latest News and Insights
Get the latest Linux and open source security news straight to your inbox.
Community Poll
What got you started with Linux?
Loading...
Explore Latest Linux Security news
We found 12 articles for you...
210
security advisorycriticalsoftware updatePHP: Critical Updates For Information Exposure And Code Execution Risks
Two major security vulnerabilities were recently discovered in PHP. It was discovered that PHP incorrectly handled certain XML files ( CVE-2023-3823 ) and certain PHAR files ( CVE-2023-3824 ). Due to their ease of exploitation and the severe threat that these issues pose to impacted systems, these vulnerabilities have been rated by the National Vulnerability Database as High-Severity and Critcial, respectively. . These flaws could result in the exposure of sensitive information, crashes, or arbitrary code execution. Important updates for PHP that fix these significant issues have been released. We urge all impacted users to apply the updates released by Debian LTS , Fedora , Mageia , SUSE , and Ubuntu immediately to protect against attacks leading to data compromise, loss of system access, and other severe repercussions. To stay on top of essential updates released by the open-source programs and applications you use, register as a LinuxSecurity user , subscribe to our Linux Advisory Watch newsletter, and customize your advisories for your distro(s). This will enable you to stay up-to-date on the latest, most significant issues impacting the security of your systems. Follow @LS_Advisories on Twitter for real-time updates on advisories for your distro(s) . . Immediate patches for key PHP flaws are essential to prevent possible data theft and execution threats. Protect your infrastructure now.. PHP flaws, security updates, critical vulnerabilities, code risks. . Brittany Day
Sep 07, 2023
•
Security Vulnerabilities
210
security advisorydenial of serviceinformation exposureNetty Security Update: DoS and Request Smuggling Exploits Fixed
Several remotely exploitable request smuggling, memory exhaustion, and HTTP response splitting vulnerabilities have been discovered in the Netty Java NIO client/server socket framework. . These vulnerabilities could result in crashes leading to denial of service (DoS) , the exposure of sensitive information, request smuggling attacks and HTTP response splitting attacks. An important update for Netty that fixes these dangerous bugs has been released. We urge all impacted users to apply the Netty updates issued but their distro(s) now to secure against exploits leading to downtime and compromise. To stay on top of important updates released by the open-source programs and applications you use, be sure to register as a LinuxSecurity user , then subscribe to our Linux Advisory Watch newsletter and customize your advisories for the distro(s) you use. This will enable you to stay up-to-date on the latest, most significant issues impacting the security of your systems. Follow @LS_Advisories on Twitter for real-time updates on advisories for your distro(s) . . Emerging flaws in the Netty framework might result in Denial of Service, leakage of confidential information, and significant security incidents.. Netty Security Update, Request Smuggling, DoS Exploits. . Brittany Day
May 04, 2023
•
Security Vulnerabilities
210
security advisorymedium severityinformation exposureLinux Kernel 6.2 Medium Threat: Spectre Leak Exposes Cloud Provider Data
The Spectre vulnerability that has haunted hardware and software makers since 2018 continues to defy efforts to bury it. . On Thursday, Eduardo (sirdarckcat) Vela Nava, from Google's product security response team, disclosed a Spectre-related flaw in version 6.2 of the Linux kernel. The bug, designated medium severity, was initially reported to cloud service providers – those most likely to be affected – on December 31, 2022, and was patched in Linux on February 27, 2023 . "The kernel failed to protect applications that attempted to protect against Spectre v2, leaving them open to attack from other processes running on the same physical core in another hyperthread," the vulnerability disclosure explains. The consequence of that attack is potential information exposure (e.g., leaked private keys) through this pernicous problem. . A flaw in the Linux kernel version 6.2 related to Spectre could lead to possible data exposure for cloud service vendors, raising concerns about security vulnerabilities.. Spectre Vulnerability, Linux Kernel Flaw, Cloud Security Threats. . Brittany Day
Apr 16, 2023
•
Security Vulnerabilities
83
security advisorycriticalpersonal dataLinkedIn: Critical Advisory for Autofill Data Leak Issue
LinkedIn has quietly patched a vulnerability which could have allowed malicious third parties to steal members’ personal data. . The flaw revolves around the business networking platform’s AutoFill button, which allows third-party sites to autofill information including users’ name, email address, phone number, location, and job. The link for this article located at InfoSecurity is no longer available. . Facebook has resolved a significant vulnerability regarding its Profile Suggestions tool, strengthening the safeguards around personal information.. LinkedIn Data Leak, Autofill Vulnerability, User Information Protection. . LinuxSecurity.com Team
Apr 20, 2018
•
Hacks/Cracks
83
data breachcyber attacksecurity incidentUS Government Data Incident: 4 Million Workers Affected
The U.S. is investigating a massive data breach that exposed personal information on around 4 million federal government workers, according to news reports Thursday.. China is suspected of having a hand in the attack, described by an unnamed official as The link for this article located at Network World is no longer available. . A significant cyber incident compromised the sensitive data of 4 million government workers, leading to a thorough inquiry into the security lapse.. Government Data Breach, Cyber Attack Investigation, Federal Employee Information. . LinuxSecurity.com Team
Jun 05, 2015
•
Hacks/Cracks
83
information exposuredata leakhacker groupLulzSec Reborn: Major Twitter Data Leak Exposes User Accounts
LulzSec Reborn, the so-called redux of disbanded hacker group LulzSec, leaked around 10,000 Twitter usernames and passwords of members who used TweetGif, an animated Gif-sharing application. . The file contained an unusually detailed trove of information on each member: usernames, passwords, real names, locations, bios, avatars, secret tokens used to authenticate TweetGif to pull Twitter data, and even their last tweet. The hackers' motivations are unclear at this point; an announcement posted on Pastebin merely linked to a destination for people to download the .SQL file. The link for this article located at PC Magazine is no longer available. . A new LulzSec resurgence has surfaced, revealing extensive Twitter account information including usernames, encrypted passwords, and additional sensitive details.. LulzSec Reborn, Twitter data leak, hacker credentials, information security. . LinuxSecurity.com Team
Jun 12, 2012
•
Hacks/Cracks
83
data breachcyber attackinformation exposureA-Team Targets Lulz Security Members' Identities and Data Unmasked
The hackers, calling themselves the A-Team, assembled a trove of private information and put it online for all to see: names, aliases, addresses, phone numbers, even details about family members and girlfriends. . But their targets were not corporate executives, government officials or clueless bank customers. They were other hackers. And in trying to unmask the identities of the members of a group known as Lulz Security, the A-Team was aiming to take them down a peg . Cybercriminals increasingly focus on their peers, engaging in tactics aimed at uncovering personal details and acquiring confidential data. Examine the ramifications.. Hacker Groups, Cyber Attack, Data Breach, Information Disclosure, Threat Actors. . LinuxSecurity.com Team
Jul 05, 2011
•
Hacks/Cracks
83
unauthorized accessdata breachinformation exposureFlorida State University Data Breach Exposes Information of 95,432 Students
A University of North Florida (UNF) computer file containing the sensitive information of students may have been accessed by a foreign hacker.. How many victims? 106,884. What type of personal information? Names, Social Security numbers and dates of birth What happened? An unauthorized individual outside of the United States gained access to a school computer server some time between Sept. 24 and 29. A sensitive file on the server contained the personal information of UNF students and others who have expressed interest in the college. The information was collected during the recruitment and application process. The link for this article located at SC Magazine is no longer available. . Over 100,000 students affected as an international hacker infiltrates UNF database, compromising confidential personal information.. university data breach, protected data, cybersecurity incident. . LinuxSecurity.com Team
Oct 18, 2010
•
Hacks/Cracks
Get the latest News and Insights
Get the latest Linux and open source security news straight to your inbox.
Community Poll
What got you started with Linux?
Search Topics
Powered By
Linux Security - Your source for Top Linux News, Advisories, HOWTOs and Feature Releases
QUICK LINKS
subscribe to newsletters!
Like staying secure? So do we.
Sign up for updates, tips, and alerts!
Explore top 10 tips to secure your open-source projects now. Read More