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The security stories that matter, explained by our team — with the concrete steps to take.

Latest headlines from security outlets

Collected every two hours from specialised publications — each link leads to the original article.

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42 Kernel Urgent Security Fragnesia CVE-2026-46299 Notice

The 6.19.14-102 stable kernel update contains a fix for the Fragnesia CVE-2026-46300.

Linux

The Hacker News
The Hacker News

Webinar: What the Riskiest SOC Alerts Go Unanswered - and How Radiant Security Can Help

Why do the Riskiest SOC Alerts Go Unanswered?Security operations teams are drowning in alerts. But the real problem isn't always alert volume; it's the blind s…

The Hacker News
The Hacker News

Why Agentic AI Is Security's Next Blind Spot

Agentic AI is already running in production environments across many organizations today. It is executing tasks, consuming data, and taking actions — most like…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 42 nextcloud 33.0.3 Important Remote Code Exec Vuln 2026-2fed8dd674

33.0.3 Release

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 18.04 16.04 HtmlUnit Important Remote Code Exec USN-8220-1

HtmlUnit could be made to run programs as your login if it opened a malicious website.

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Container Security Misconfigurations That Still Go Unnoticed

Container security has long carried a reputation for resilience, but attackers have increasingly shifted their focus toward something easier to exploit: the Ku…

Docker Kubernetes

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Urgent Notice - Rocky Linux 10 RLSA-2026-13919 Security Update Required

Important: fence-agents security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 43 Dovecot Important DoS Security Fix 2026-51dba40a65

updated to 2.4.3 which includes several security fixes

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 26.04 WebKitGTK Important Remote Code Exec DoS USN-8237-1

Several security issues were fixed in WebKitGTK.

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

Linux Systems Running Wireshark May Be Exposed to Remote Attacks

Wireshark is one of those tools Linux teams quietly depend on everywhere: SOC pipelines, packet capture nodes, incident response systems, and long-running fore…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux 10 RLSA-2026-11714 Grafana Urgent Service Interruption Notice

Important: grafana security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux 10 RLSA-2026-11045 grafana-tools Severe Security Notification

Important: grafana-pcp security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Tumbleweed Security Notification Prometheus CVE-2026-42155 Info

An update that solves 2 vulnerabilities can now be installed.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 libarchive Critical DoS & Remote Exploits DLA-4563-1

Multiple vulnerabilities have been discovered in libarchive, a multi-format archive and compression C library, which also provides the following command-line t…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 22.04 LTS Exim Critical Remote Code Exec Issues USN-8228-1

Several security issues were fixed in Exim.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian GNU/Linux 10.4-10.5 Significant Kernel Vulnerability Update Notice

An update that solves one vulnerability can now be installed.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian DSA-6197-3 Dovecot Important Path Normalization Flaw

The oldstable (bookworm) backport of the security fix for CVE-2026-0394 introduced a regression in the passwd-file path normalization. Updated packages are now…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE Linux Micro glibc-livepatches Important Remote Crash 2026-21395-1

An update that solves one vulnerability can now be installed.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Rocky Linux 9 xorg-x11-server-Xwayland Vulnerability Notice RLSA-2023-04567

Important: xorg-x11-server-Xwayland security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Tumbleweed dnsdist 2.0.5-1.1 Moderate Security Notice 2026-10632-1

An update that solves 11 vulnerabilities can now be installed.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 22.04 OpenSSH Important Remote Access Issues USN-8222-1

Several security issues were fixed in OpenSSH.

Linux OpenSSH

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE 2026 Protobuf Moderate Security Updates SUSE-SU-2026-1653-1

An update that solves two vulnerabilities and has one security fix can now be installed.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 Bullseye PolicyKit-1 Denial of Service Notice DLA-4553-1

Multiple vulnerabilities where identified in polkit, a toolkit for defining and handling the policy that allows unprivileged processes to speak to privileged p…

Linux GitHub

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE 2026 gnome-remote-desktop Moderate Resource Exhaustion CVE-2025-5024

An update that solves one vulnerability can now be installed.

Linux