AlmaLinux 9 — libpng — multiple vulnerabilities (8 CVEs) — patch and remediation guide

July 26, 2026
Linux
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🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2026:3405 Related CVEs: CVE-2026-22695 CVE-2026-22801 CVE-2026-25646 CVE-2025-64720 CVE-2025-65018 CVE-2025-66293 CVE-2026-33416 CVE-2026-33636 Upstream summary: The libpng packages contain a library of functions for creating and manipulating Portable Network Graphics (PNG) image format files. […]

How to Set Up a Private Docker Registry on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Configure Docker Networking on Ubuntu 26.04

July 26, 2026
Linux
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Docker networking enables containers to communicate with each other, the host, and external networks. Docker provides several network drivers: bridge, host, overlay, macvlan, and none. Understanding these is essential for secure and efficient container deployments. This guide configures Docker networking on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS […]

Amazon Linux 2023 — python3.9 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

July 26, 2026
Linux
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🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read • Source: Amazon Linux advisory ALAS2023-2026-1618 Related CVEs: CVE-2026-0672 CVE-2026-3644 CVE-2026-4519 CVE-2026-4786 CVE-2026-6100 CVE-2025-11468 CVE-2025-15282 CVE-2026-0865 +12 more Upstream summary: The fix for CVE-2026-0672, which rejected control characters in http.cookies.Morsel, was incomplete. The Morsel.update(), |= […]

openSUSE Tumbleweed — python311-CairoSVG — vulnerability — patch and remediation guide

July 26, 2026
Linux
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🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2026:1421-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-31899 Upstream summary: CairoSVG is an SVG converter based on Cairo, a 2D graphics library. Prior to Kozea/CairoSVG has exponential denial of service via recursive […]

How to Set Up a Next.js 15 Application on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Deploy a Flask App with Gunicorn and Nginx on Ubuntu 26.04

July 26, 2026
Linux
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Flask is a lightweight Python web framework ideal for microservices, APIs, and small to medium applications. Gunicorn serves Flask in production as a WSGI application server, while Nginx handles SSL, static files, and load balancing. This guide deploys Flask on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS with […]

Rocky Linux 9 — ruby — multiple vulnerabilities (4 CVEs) — patch and remediation guide

July 26, 2026
Linux
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🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Rocky Linux 9 📖 ~4 min read • Source: Rocky Linux RXSA RLSA-2026:18039 Related CVEs: CVE-2026-41316 CVE-2025-24294 CVE-2025-58767 CVE-2025-61594 Upstream summary: Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. […]

Debian 12 — onnx — multiple vulnerabilities (6 CVEs) — patch and remediation guide

July 26, 2026
Linux
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🟡 Medium ⏱ 10–30 min Last verified: 26 July 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2024-7776 CVE-2026-27489 CVE-2026-28500 CVE-2026-34445 CVE-2026-34446 CVE-2026-34447 Upstream summary: A vulnerability in the `download_model` function of the onnx/onnx framework, before and including version 1.16.1, allows for arbitrary file overwrite […]

Debian 13 — libcommons-collections4-java — vulnerability — patch and remediation guide

July 26, 2026
Linux
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🟢 Low ⏱ 5–15 min Last verified: 26 July 2026 Affected versions: Debian 13 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2015-7501 Upstream summary: Red Hat JBoss A-MQ 6.x; BPM Suite (BPMS) 6.x; BRMS 6.x and 5.x; Data Grid (JDG) 6.x; Data Virtualization (JDV) 6.x and 5.x; Enterprise Application Platform […]

Red Hat Enterprise Linux 10 — xorg-x11-server-Xwayland — multiple vulnerabilities (3 CVEs) — patch and remediation guide

July 26, 2026
Linux
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🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 10 📖 ~4 min read • Source: Red Hat advisory RHSA RHSA-2026:19125 Related CVEs: CVE-2026-33999 CVE-2026-34001 CVE-2026-34003 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution […]

Debian 13 — widelands — multiple vulnerabilities (2 CVEs) — patch and remediation guide

July 26, 2026
Linux
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🟢 Low ⏱ 5–15 min Last verified: 26 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2011-1932 CVE-2011-4675 Upstream summary: Directory traversal vulnerability in io/filesystem/filesystem.cc in Widelands before 15.1 might allow remote attackers to overwrite arbitrary files via . (dot) characters in a pathname […]

Linux

AlmaLinux 9 — libpng — multiple vulnerabilities (8 CVEs) — patch and remediation guide

How to Configure Docker Networking on Ubuntu 26.04

Amazon Linux 2023 — python3.9 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

openSUSE Tumbleweed — python311-CairoSVG — vulnerability — patch and remediation guide

How to Deploy a Flask App with Gunicorn and Nginx on Ubuntu 26.04

Rocky Linux 9 — ruby — multiple vulnerabilities (4 CVEs) — patch and remediation guide

Debian 12 — onnx — multiple vulnerabilities (6 CVEs) — patch and remediation guide

Debian 13 — libcommons-collections4-java — vulnerability — patch and remediation guide

Red Hat Enterprise Linux 10 — xorg-x11-server-Xwayland — multiple vulnerabilities (3 CVEs) — patch and remediation guide

Debian 13 — widelands — multiple vulnerabilities (2 CVEs) — patch and remediation guide

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