Package Management

How to Install Ruby on Rails on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Install Ruby on Rails on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying install ruby on rails on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Install Ruby on Rails on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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IBM AIX 7.2 — CVE-2021-29771 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2021-29771 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 11 March 2022 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2021-29771, IBM Support Bulletin CVE: CVE-2021-29771 NVD summary: IBM InfoSphere Information Server 11.7 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus […]

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AlmaLinux 8 — rhnlib — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — rhnlib — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2019:3474 Upstream summary: Satellite 5 client module provides programs and libraries that allow your system to use provisioning, monitoring, and configuration management capabilities provided by AlmaLinux Satellite 5. This update fixes the […]

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Oracle Linux 8 — container-tools:4.0 — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — container-tools:4.0 — security and stability fixes — required update (ELSA-2023-6938)

🟡 Medium   ⏱ 10–30 min  Last verified: 11 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6938 Related CVEs: CVE-2023-29406 CVE-2022-41723 CVE-2023-3978 CVE-2023-25809 CVE-2023-29400 CVE-2022-3064 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Debian 11 — typespeed — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — typespeed — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-1389 CVE-2003-0435 CVE-2005-0105 CVE-2006-1515 CVE-2007-6220 Upstream summary: Buffer overflow in typespeed 0.4.2 and earlier allows local users to gain privileges via long input. Table of contents Symptom & […]

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FreeBSD 13 — sox — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — sox — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: sox — memory corruption vulnerabilities Related CVEs: CVE-2004-0557 CVE-2014-8145 Upstream summary: Michele Spagnuolo, Google Security Team, reports: The write heap buffer overflows are related to ADPCM handling in WAV files, […]

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AlmaLinux 8 — gcc-toolset-10-valgrind — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — gcc-toolset-10-valgrind — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:3083 Upstream summary: GCC Toolset is a compiler toolset that provides recent versions of development tools. GCC Toolset is an Application Stream packaged as a Software Collection. Bug fix(es): * incorrect pkgconfig […]

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How to Configure Blackbox Exporter for Endpoint Monitoring on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Blackbox Exporter for Endpoint Monitoring on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up configure blackbox exporter for endpoint monitoring on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step […]

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Debian 11 — node-ansi-regex — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-ansi-regex — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-3807 Upstream summary: ansi-regex is vulnerable to Inefficient Regular Expression Complexity Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution […]

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AlmaLinux 8 — pcm — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — pcm — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2021:4345 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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