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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.

BleepingComputer
BleepingComputer Vulnerabilities

Microsoft releases Windows 10 KB5126657 extended security update

Microsoft released the Windows 10 KB5126657 extended security update, which includes this month's record-breaking October 2026 Patch Tuesday fixes and a few bu…

Windows

BleepingComputer
BleepingComputer

UK Housing Ombudsman Service investigates 'security incident'

The U.K. Housing Ombudsman Service is investigating a third-party IT security incident that impacted its case management system on Tuesday.…

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux 10 CJose Critical Security Update RLSA-2026-80605

Critical: cjose security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 20.04 Kernel Security Issues Fixed USN-8919-1 CVE-2022-49149

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 24.04 LTS Linux Kernel Important Security Flaws USN-8917-1

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 14.04 Kernel Security Flaws Denial of Service Advisory USN-8924-1

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu Kernel Update USN-8920-1 Addresses Various Security Flaws Fixed

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Ubuntu 24.04 LTS Linux Kernel Security Issues Advisory USN-8918-1

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux Flatpak Important Security Update RLSA-2026-80497

Important: flatpak security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux tftp Moderate Denial of Service Security Issue RLSA-2026-80663

Moderate: tftp security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Rocky Linux 9 compat-openssl11 Security Flaw Moderate Buffer Overflow Risk

Moderate: compat-openssl11 security update

Linux OpenSSL

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux compat-openssl10 Important DTLS Security Threat RLSA-2026-80510

Important: compat-openssl10 security update

Linux OpenSSL

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Rocky Linux 8 libxml2 Moderate Buffer Overflow Security Fix RLSA-2026-80675

Moderate: libxml2 security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 10 NGINX Critical Threat CVE-2026-90439 Security Update

Security update

Nginx

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia OpenVPN Security Update CVE-2026-84471 CVE-2026-84732

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE 2026-4628-1 Important Terraform Security Issues Fixed

An update that solves nine vulnerabilities and has 15 security fixes can now be installed.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian Nagios4 Security Issues Cross-Site Scripting DSA-6556-1

Multiple security vulnerabilities were discovered in the Nagios monitoring system, which could result in cross-site request forgery, cross-site scripting or th…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Mageia 10 cjose Important AES Heap Overflow Security MGASA-2026-0496

Security update

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE Security Update for Squid Addresses Important Denial of Service Flaws

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

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 26.04 libx11 Essential Denial of Service Security Update USN-8913-1

Several security issues were fixed in libx11.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

AlmaLinux 10 Thunderbird Update Fixes Multiple Security Flaws

thunderbird security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

AlmaLinux 10 pcre2 Update Fixes Memory and Code Security Risks

pcre2 security update

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Fedora 44 openbao 2.6.4 Security Advisory 2026-c079fc3c0b

Update to upstream 2.6.4. Includes multiple GHSA security notices, see https://github.com/openbao/openbao/releases/tag/v2.6.4 Update to 2.6.3-2. Fixes privileg…

Linux GitHub

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Rocky Linux glibc Moderate Security Update RLSA-2026-76781

Moderate: glibc security, bug fix, and enhancement update

Linux