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GeezerVison is showing linuxsecurity.com — Top Linux News, Advisories, How-tos, and Feature Releases Critical WordPress Flaw Exploited in the Wild: Learn how to protect your site and check your core update window.×  How Attackers Can Cross Security Boundaries on Linux Servers Nov 09, 2026 privilege escalationenvironment variable  Could Trusted Updates and Virtualization Put Servers at Risk? Nov 06, 2026 debianUbuntu How AI, Cloud Tools, and Game Files Can Put Systems at Risk Nov 02, 2026 code executionaccess control Three Security Checks for Kafka, Brotli and Hetzner Servers Oct 30, 2026 authenticationnetwork boot Your Linux Server Sent an Alert. What Should You Check Next? Oct 26, 2026 incident responselog management  How to Clone a Git Repository Safely After Git’s Security Fix Nov 11, 2026 security advisorycode execution  How Ubuntu 26.10 Checks Revoked Certificates in curl - A Closer Look Nov 11, 2026 security advisoryUbuntu  Update Chrome on Linux After an Actively Exploited XML Flaw Has Been Reported by Google Nov 11, 2026 security advisorycode execution  AWS Credentials on Linux: Moving to Short-Lived Access Nov 11, 2026 credential rotationcloud credential  MSSP Reporting: Which Cybersecurity Metrics to Track! Nov 11, 2026 incident responsesecurity metrics  Kali Linux Phishing Tools for Email Phishing Training Oct 15, 2026 security advisoryphishing awareness  Cybersecurity Best Practices for Email Templates Enhancing Data Security Oct 14, 2026 risk managementdata protection  Enhancing Linux Email Security: Identify Malicious Attachments Effectively Oct 14, 2026 phishingemail security  Open Source vs Commercial Email Security: Operational Choices and Risks Oct 15, 2026 open-sourceemail security How to Secure Linux Email with TLS in Postfix Oct 15, 2026 Linux administrationmail server What Are You Looking To Secure Today?Advisories
 SuSE security advisorydenial of service Nov 12, 2026SUSE efivar Update Addresses DoS in Device Path ParsingSUSE issued a moderate efivar update for Enterprise Server 12 SP5, addressing CVE-2026-6862, a stack overflow in device path parsing that could cause denial of service. SuSE security advisorymoderate Nov 12, 2026SUSE zvbi Update Fixes a Write Flaw in the Teletext DecoderSUSE’s moderate zvbi update fixes CVE-2026-110654, an out-of-bounds write vulnerability in the Teletext decoder. Affected SLES 12 SP5 systems can install the patch using YaST or zypper. SuSE security advisorydenial of service Nov 12, 2026SUSE Python-Twisted Fixes Seven Security Issues in Latest UpdateSUSE’s important python-Twisted update fixes seven vulnerabilities, including DNS spoofing, ReDoS, denial-of-service flaws affecting IMAP, XML, IRC, and Telnet, plus HTTP request smuggling. Install the patch using recommended SUSE methods.  openSUSE security advisorydenial of service Nov 12, 2026openSUSE Twisted Update Fixes DNS Spoofing and DoS IssuesSUSE’s important python-Twisted update addresses seven vulnerabilities, including DNS spoofing, regular-expression denial of service, protocol-related denial of service, memory exhaustion, and HTTP request smuggling across supported products.  Debian security advisorydenial of service Nov 11, 2026Debian Apache 2.4.71 Fixes Remote Code Execution and DoSDebian fixed three Apache HTTP server vulnerabilities in stable trixie, potentially allowing remote code execution, denial of service, and information disclosure. Upgrade apache2 to version 2.4.71-1~deb13u1. Join Our CommunityJoin our community and get the latest security insights delivered to you.
Featured Articles Cultivating a Collaborative Cybersecurity Culture Against Phishing Remember when you were sent an email from a purported "bank" informing you of suspicious... Oct 15, 2026 security practicesopen-source  ClatScope: Powerful OSINT Integration for Linux Administrators Cyber threats never clock out, and neither do the challenges of staying ahead.... Oct 15, 2026 security toolsdata collection  Get expert insights in the realm of Linux SecuritySubscribe to Linux Security Newsletters Data Governance Framework: Linux Security and Open-Source Controls Data governance consultancy is a compliance tool many businesses have started relying on due to... Oct 15, 2026 risk managementopen-source  How to Secure Linux Email with TLS in Postfix It is no secret that email is the preferred method of communication for businesses - a trend that... Oct 15, 2026 Linux administrationmail server Kali Linux Phishing Tools for Email Phishing Training So long as you navigate the Internet, you will encounter a phishing attack attempt sooner or... Oct 15, 2026 security advisoryphishing awareness Latest Linux Security News security advisoryUbuntu CryptographyAndrew KowalNov 11, 2026 How Ubuntu 26.10 Checks Revoked Certificates in curl - A Closer Look Desktop Security security advisorycode execution Nov 11, 2026Update Chrome on Linux After an Actively Exploited XML Flaw Has Been Reported by GoogleTo update Chrome on Linux, use the package manager (e.g., apt, dnf, zypper) to update the Google Chrome package.
 Cloud Security credential rotationcloud credential Nov 11, 2026AWS Credentials on Linux: Moving to Short-Lived AccessMost cloud access keys don’t persist on a Linux server intentionally. Key pairs can simply get pasted into a file, and forgotten once the job runs.
Trending NewsHOWTOs How to Learn Tips and Tricks security advisorycode execution Nov 11, 2026How to Clone a Git Repository Safely After Git’s Security FixClone safely after the Git security fix with a patched Git client, verify the project’s source, and use git clone without --recurse-submodules to fetch the repository without loading all submodules for that project first.
 How to Learn Tips and Tricks incident responsesecurity metrics Nov 11, 2026MSSP Reporting: Which Cybersecurity Metrics to Track!After scanning through the report of your managed security service provider (MSSP), you are faced with a huge number of blocked connections and hundreds of analyzed alerts, all colored green. Reading through all of this does not necessarily give you ...  How to Learn Tips and Tricks digital forensicsphishing Nov 11, 2026Social Media OSINT on Linux for Brand Impersonation and Phishing EnumerationA customer tags your company in a complaint about a refund that they haven’t received yet. Below this post is another account posting with your company’s logo as its profile picture. The name of this new account looks similar to another one of your c...  How to Secure My Webserver incident responsedata exposure Nov 11, 2026After a Linux Server Data Leak: Containing Public Exposure and Search IndexingWe must remember that exposing customer information in a database export left in a public folder, for example, or even worse, in a backup archive with passwords, email addresses, or even private documents, means that information has been made publicl...  How to Learn Tips and Tricks code executionglibc Nov 02, 2026How to Set an Environment Variable on Linux SafelyTo set an environment variable in a Bash session on Linux, enter an export command such as export EDITOR=vim.
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