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

Latest headlines from security outlets

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LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 44 Suricata Bugfix Security Update FEDORA-2026-5588cdf367

upstream bugfix/security release

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Fedora 45 Suricata Security Update Bugfix Release 2026-9cf326b4f4

upstream bugfix/security release

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux addresses significant Firefox security update RLSA-2026-67129

Important: firefox security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux Firefox Important Security Fixes RLSA-2026-67133

Important: firefox security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux 8 Firefox Important Security Update RLSA-2026-68549

Important: firefox security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia Libreswan Security Update CVE-2026-14957 FIPS Mode Threat

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Fedora 45 forgejo Security Fix Advisory 2026-b1ae715f03

This is an upstream security fix release.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Mageia 10 Python3 Important Security Update Advisory 2026-0455

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux 9 Kernel Important Security Update RLSA-2026-71232

Important: kernel security, bug fix, and enhancement update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian Ghostscript Security Update Critical Arbitrary Code Exec DSA-6516-1

Multiple security issues were discovered in Ghostscript, the GPL PostScript/PDF interpreter, which could result in denial of service and potentially the execut…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Mageia 10 Security Advisory 2026-0453 udisks2 Important Local Escalation

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Rocky Linux 10 libxml2 Security Alert for Heap Overflow CVE-2026-86138

Important: libxml2 security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 18.04 LTS Linux Kernel Multiple Security Issues USN-8819-2

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 24.04 LTS USN-8729-5 Linux Kernel Security Update Critical

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 18.04 LTS Linux Kernel Security Fix USN-8819-1 CVE-2025-38724

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux 8 kernel-rt Important Security Update RLSA-2026-71330

Important: kernel-rt security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux 8 Kernel Important Security Update RLSA-2026-71329

Important: kernel security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Kernel Important Security Fixes 84 Vulnerabilities 2026-4347-1

An update that solves 84 vulnerabilities and has 10 security fixes can now be installed.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE Kernel Security Update Addressing Vulnerability 2026-4347-1

An update that solves 84 vulnerabilities and has 10 security fixes can now be installed.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu libass Security Notice USN-8815-1 Code Execution Denial of Service

Several security issues were fixed in libass.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Rocky Linux 10 Kernel Important Security Advisory RLSA-2026-70498

Important: kernel security, bug fix, and enhancement update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Mageia perl-Net-DNS Critical RCE and DoS Security Advisory 2026-0448

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Mageia 10 Fuse3 Security Update Released in 2026-0447 Announcement

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 26.04 Kernel Important Security Issues Fixed USN-8816-1

Several security issues were fixed in the Linux kernel.

Linux