Package Management

How to Register a GitHub Actions Self-Hosted Runner on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Register a GitHub Actions Self-Hosted Runner on RHEL 9

GitHub Actions self-hosted runners allow running GitHub Actions CI/CD workflows on your own infrastructure instead of GitHub’s shared runners. This is essential when workflows need to: access private network resources (internal databases, Docker registries, Kubernetes clusters), use specialised hardware (GPUs, large memory), comply with data residency requirements, or reduce GitHub Actions billing costs for high-volume […]

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How to Install Packer for Machine Image Automation on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Packer for Machine Image Automation on RHEL 7

How to Install Packer for Machine Image Automation on RHEL 7 Packer, developed by HashiCorp, is an open-source tool that enables you to create identical machine images for multiple platforms from a single source configuration. Whether you are building AMIs for AWS, OVA files for VMware, or disk images for on-premises hypervisors, Packer automates the […]

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Gentoo Linux — app-emulation/virtualbox-modules — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — app-emulation/virtualbox-modules — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202212-03 Related CVEs: CVE-2022-21620 CVE-2022-21621 CVE-2022-21627 CVE-2022-39421 CVE-2022-39422 CVE-2022-39423 CVE-2022-39424 CVE-2022-39425  +12 more Upstream summary: Multiple vulnerabilities have been discovered in Oracle VirtualBox. Please review the CVE identifiers referenced below for details. […]

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Oracle Linux 9 — go-toolset and golang — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — go-toolset and golang — security and stability fixes — required update (ELSA-2023-0328)

🟡 Medium   ⏱ 10–30 min  Last verified: 12 April 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0328 Related CVEs: CVE-2022-2880 CVE-2022-41715 CVE-2022-2879 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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FreeBSD 12 — xrdp-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — xrdp-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 April 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xrdp — privilege escalation Related CVEs: CVE-2017-16927 CVE-2022-23613 Upstream summary: xrdp project reports: An integer underflow leading to a heap overflow in the sesman server allows any unauthenticated attacker which […]

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How to Configure Multipath I/O on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure Multipath I/O on Oracle Linux 9

Introduction How to Configure Multipath I/O on Oracle Linux 9 on Oracle Linux 9 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is […]

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FreeBSD 12 — ghostscript8-x — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ghostscript8-x — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 April 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ghostscript — exploitable buffer overflow in (T)BCP in PS interpreter Related CVEs: CVE-2015-3228 CVE-2023-28879 Upstream summary: [email protected] reports: In Artifex Ghostscript through 10.01.0, there is a buffer overflow leading to […]

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FreeBSD 12 — py38-viewvc-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py38-viewvc-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 April 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: devel/viewvc-devel is vulnerable to cross-site scripting Related CVEs: CVE-2023-22456 CVE-2023-22464 Upstream summary: C. Michael Pilato reports: security fix: escape revision view copy paths (#311) [CVE-2023-22464] security fix: escape revision view […]

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