Package Management

How to Secure Nginx with Let's Encrypt and Certbot on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Secure Nginx with Let’s Encrypt and Certbot on RHEL 7

How to Secure Nginx with Let’s Encrypt and Certbot on RHEL 7 Let’s Encrypt is a free, automated, and open Certificate Authority (CA) that provides SSL/TLS certificates to enable HTTPS on your web server. Certbot is the official client tool for obtaining and renewing Let’s Encrypt certificates. On RHEL 7, Certbot is available through the […]

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How to Configure Kubernetes Persistent Volumes and Storage Classes on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Kubernetes Persistent Volumes and Storage Classes on RHEL 7

How to Configure Kubernetes Persistent Volumes and Storage Classes on RHEL 7 By default, storage inside a Kubernetes Pod is ephemeral — when a Pod restarts or is rescheduled, all data written to the container filesystem is lost. For applications like databases, file servers, and message queues that require durable storage, Kubernetes provides a storage […]

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

FreeBSD 12 — libcdaudio — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libcdaudio — remote buffer overflow and code execution Related CVEs: CVE-2005-0706 CVE-2008-5030 Upstream summary: securityfocus reports: The 'libcdaudio' library is prone to a remote heap code in the context of […]

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openSUSE Tumbleweed — python-bjoern — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python-bjoern — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2015:0563-1 (see also SUSE bugzilla) Related CVEs: CVE-2015-0219 Upstream summary: Django before 1.4.18, 1.6.x before 1.6.10, and 1.7.x before 1.7.3 allows remote attackers to spoof WSGI headers by using an _ (underscore) […]

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FreeBSD 12 — py34-borgbackup — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py34-borgbackup — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: borgbackup — remote users can override repository restrictions Related CVEs: CVE-2017-15914 Upstream summary: BorgBackup reports: Incorrect implementation of access controls allows remote users to override repository restrictions in Borg servers. […]

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FreeBSD 12 — p5-subversion — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — p5-subversion — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: subversion — heap overflow vulnerability Related CVEs: CVE-2009-2411 Upstream summary: A Subversion Security Advisory reports: Subversion clients and servers have multiple heap overflow issues in the parsing of binary deltas. […]

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openSUSE Tumbleweed — pcmanfm — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — pcmanfm — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2022:10001-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-8934 Upstream summary: PCManFM 1.2.5 insecurely uses /tmp for a socket file, allowing a local user to cause a denial of service (application unavailability). Table […]

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FreeBSD 12 — xfs — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — xfs — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xfs — multiple vulnerabilities Related CVEs: CVE-2007-4568 Upstream summary: Matthieu Herrb reports: Problem Description: Several vulnerabilities have been identified in xfs, the X font server. The QueryXBitmaps and QueryXExtents protocol […]

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How to Configure Nginx with PageSpeed Module on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure Nginx with PageSpeed Module on SLES 12

Introduction This tutorial covers How to Configure Nginx with PageSpeed Module on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: […]

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How to Use instfix to Check Installed Fixes on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Use instfix to Check Installed Fixes 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 instfix to check installed fixes on ibm aix […]

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