Package Management

Arch Linux — jupyter-notebook — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — jupyter-notebook — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201812-1 Related CVEs: CVE-2018-19352 CVE-2018-19351 Upstream summary: Type: cross-site scripting. Status: Fixed. Affected: 5.5.0-1. Fixed in: 5.7.2-1. Group: AVG-820. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Deploy a Django Application with Gunicorn and Nginx on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Deploy a Django Application with Gunicorn and Nginx on RHEL 8

Django is one of the most popular Python web frameworks, and deploying it in production requires more than the built-in development server. The recommended production stack on RHEL 8 pairs Django with Gunicorn as the WSGI application server and Nginx as a reverse proxy that handles static files, TLS termination, and connection management. This tutorial […]

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FreeBSD 12 — linux-c6-devtools — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — linux-c6-devtools — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: glibc — gethostbyname buffer overflow Related CVEs: CVE-2015-0235 Upstream summary: Robert Krátký reports: GHOST is a 'buffer overflow' bug affecting the gethostbyname() and gethostbyname2() function calls in the glibc library. […]

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openSUSE Tumbleweed — libass5 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libass5 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2016:3107-1 (see also SUSE bugzilla) Related CVEs: CVE-2016-7969 CVE-2016-7970 CVE-2016-7972 Upstream summary: The wrap_lines_smart function in ass_render.c in libass before 0.13.4 allows remote attackers to cause a denial of service (out-of-bounds read) […]

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How to Use IBM Security QRadar with AIX on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Use IBM Security QRadar with AIX on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use ibm security qradar with aix on ibm aix […]

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How to Build Custom Windows Server 2016 Images with Packer — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Build Custom Windows Server 2016 Images with Packer

Introduction HashiCorp Packer is an open-source tool that automates the creation of identical machine images for multiple platforms from a single configuration file. Building custom Windows Server 2016 images with Packer ensures that every virtual machine deployed in your environment starts from a hardened, pre-configured baseline — with all Windows updates, security settings, required software, […]

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How to Write Ansible Playbooks for Server Automation on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Write Ansible Playbooks for Server Automation on RHEL 7

How to Write Ansible Playbooks for Server Automation on RHEL 7 Ansible playbooks are the heart of infrastructure automation. While ad-hoc commands are useful for one-off tasks, playbooks allow you to describe a desired system state in YAML and apply it repeatably and idempotently across your entire fleet. A well-written playbook can provision a complete […]

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FreeBSD 12 — php70-exif — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — php70-exif — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 1 September 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — multiple vulnerabilities Related CVEs: CVE-2015-8879 CVE-2016-3074 CVE-2016-5385 CVE-2016-5399 CVE-2016-6288 CVE-2016-6289 CVE-2016-6290 CVE-2016-6291  +5 more Upstream summary: PHP reports: Fixed bug #69975 (PHP segfaults when accessing nvarchar(max) defined columns) […]

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SLES 15 — libshibsp7 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libshibsp7 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 1 September 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2019:3386-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-19191 CVE-2017-16852 Upstream summary: Shibboleth Service Provider (SP) 3.x before 3.1.0 shipped a spec file that calls chown on files in a directory controlled by […]

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How to Install Jenkins on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Jenkins on RHEL 7

How to Install Jenkins on RHEL 7 Jenkins is the leading open-source automation server, used by development teams worldwide to build, test, and deploy software continuously. On Red Hat Enterprise Linux 7, getting Jenkins running requires a few deliberate steps: installing the correct version of Java, adding the official Jenkins repository, starting the service, and […]

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