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What it means for your servers

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

Fedora 43 libmaxminddb 1.13.1 Severe Memory Amplification DoS Issue

libmaxminddb 1.13.1 Re-release for Ubuntu PPA, no code changes. libmaxminddb 1.13.0 MMDB_get_entry_data_list() now validates that the claimed array/map size is…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

What Is Kubernetes Security? A Linux Admins Practical Guide

You locked down SSH, hardened systemd services, tuned auditd, and felt reasonably confident about your Linux security posture. Then a Kubernetes cluster shows …

Linux Kubernetes

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Ubuntu 22.04 Kernel FIPS Critical Issues Advisory USN-8060-4

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 24.04 LTS USN-8059-5 Linux Kernel Important SMB Threat

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 24.04 LTS Linux Realtime Kernel Critical SMB Threat USN-8059-4

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 24.04 LTS Linux Kernel Critical SMB Flaws USN-8059-3

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

What Is Fail2Ban? Using Log-Based Intrusion Prevention to Secure Linux Servers

Open any internet-facing Linux server and check /var/log/auth.log or run journalctl -u ssh. If it has been up for more than a few minutes, you will see it. Rep…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 10 ELSA-2026-3208 389-ds-base Moderate Remote Code Execution

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 9 ELSA-2026-3189 389-ds-base Moderate Remote Code Exec

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Oracle Linux 9 ELSA-2026-3066 Kernel Moderate DoS Update

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 8 openssl Moderate ELSA-2026-3042 CVE-2025-69419

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

Linux OpenSSL

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 24.04 LTS linux-raspi-realtime Critical SMB Threat USN-8059-2

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 20.04 LTS Linux Kernel Vital Security Patch 2024-61983, 2024-63502

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 22.04 LTS Kernel Moderate Security Issues USN-8060-1

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Ubuntu 25.10 Linux-Azure Kernel Critical Security Advisory USN-8029-3

Several security issues were fixed in the Linux kernel.

Linux Azure

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 libvpx Important Buffer Overflow DoS Advisory DLA-4489-1

A buffer overflow was discovered in libvpx, a library implementing the VP8/VP9 open video codecs, which could result in denial of service or potentially the ex…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian Bullseye GEGL Critical Buffer Overflow DoS DLA-4487-1 CVE-2026-2049

A heap-based buffer overflow was discovered in the RGBE/HDR parser of GEGL, a graph-based image processing library, which could result in denial of service or …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS 11 nova Important Resize Safety Issue DLA-4486-1 CVE-2026-24708

Dan Smith discovered that nova, a cloud computing fabric controller, calls qemu-img without format restrictions for resize, which may result in unsafe image re…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Debian 11 ca-certificates Important SSL Update DLA-4485-1

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 24.04 Linux Kernel Critical Threat Fix USN-8015-5

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 20.04 LTS Linux Kernel Important Vulnerabilities USN-7990-5

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 22.04 LTS linux-intel-iotg Important Kernel Issues USN-8033-8

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 22.04 LTS Kernel Critical Security Flaws USN-8033-7

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 24.04 Low Latency Kernel Low Risk Issues USN-8052-1

Several security issues were fixed in the Linux kernel.

Linux