chris

How to Install Apache2 on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Apache2 on FreeBSD 15

Introduction FreeBSD 15 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up install apache2 on FreeBSD 15 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. This guide walks through […]

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AlmaLinux 8 — buildah — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — buildah — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:4672 Related CVEs: CVE-2025-61726 CVE-2025-61728 CVE-2025-68121 CVE-2024-24785 CVE-2025-61729 CVE-2025-65637 CVE-2025-47913 CVE-2025-52881  +12 more Upstream summary: The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc. Security Fix(es): […]

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Common Problems 116081

Ubuntu 26.04 LTS – UFW blocks expected application traffic – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 11 June 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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Oracle Linux 8 — dtrace — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — dtrace — vulnerability — patch and remediation guide (ELSA-2026-50250)

🟡 Medium   ⏱ 10–30 min  Last verified: 11 June 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-50250 Related CVEs: CVE-2026-21996 CVE-2026-35233 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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How to Run OpenSCAP Compliance Scans on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Run OpenSCAP Compliance Scans on RHEL 10

Introduction This tutorial demonstrates how to Run OpenSCAP Compliance Scans on RHEL 10 on RHEL 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered RHEL 10 system with the default AppStream repositories […]

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SLES 15 — haproxy — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — haproxy — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 11 June 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:1459-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-25725 CVE-2023-0056 CVE-2019-14241 CVE-2020-11100 CVE-2021-40346 CVE-2026-33555 CVE-2025-11230 CVE-2025-32464  +5 more Upstream summary: HAProxy before 2.7.3 may allow a bypass of access control because HTTP/1 headers […]

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CentOS Stream 10 — openssh — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — openssh — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 June 2026 Affected versions: CentOS Stream 10 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:13380 Related CVEs: CVE-2026-35385 CVE-2026-35386 CVE-2026-35387 CVE-2026-35388 CVE-2026-35414 CVE-2026-3497 CVE-2025-61984 CVE-2025-61985  +1 more Upstream summary: OpenSSH is an SSH protocol implementation supported by a number of Linux, UNIX, and similar operating […]

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Fedora 42 — python-django5 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — python-django5 — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-b9548393aa Related CVEs: CVE-2026-5766 CVE-2026-35192 CVE-2026-6907 CVE-2026-3902 CVE-2026-4277 CVE-2026-4292 CVE-2026-33033 CVE-2026-33034  +1 more Upstream summary: – Fixes CVE-2026-5766: Potential denial-of-service vulnerability in ASGI requests via file upload limit bypass – Fixes CVE-2026-35192: […]

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SLES 16 — xwayland — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — xwayland — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 June 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:10739 (see also SUSE bugzilla) Related CVEs: CVE-2026-34001 CVE-2025-62229 CVE-2025-62230 CVE-2025-62231 CVE-2021-3472 CVE-2021-4008 CVE-2021-4009 CVE-2021-4010  +12 more Upstream summary: A flaw was found in the X.Org X server. This use-after-free vulnerability occurs […]

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FreeBSD 13 — qt6-webengine — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — qt6-webengine — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 June 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: qt6-webengine — multiple vulnerabilities Related CVEs: CVE-2023-5186 CVE-2023-5187 CVE-2023-5217 CVE-2023-5218 CVE-2023-5473 CVE-2023-5474 CVE-2023-5475 CVE-2023-5476  +12 more Upstream summary: Qt qtwebengine-chromium repo reports: Backports for 262 security bugs in Chromium: CVE-2025-13223: […]

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