Linux

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

How to Install Docker Compose on RHEL 7

How to Install Docker Compose on RHEL 7 Docker Compose is a tool for defining and running multi-container applications using a single YAML configuration file. Rather than issuing long docker run commands manually for each service, you describe your entire application stack — web server, database, cache, and more — in a docker-compose.yml file and […]

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Debian 11 — python-pyo — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-pyo — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-41498 CVE-2021-41499 Upstream summary: Buffer overflow in ajaxsoundstudio.com Pyo &lt and 1.03 in the Server_jack_init function. which allows attackers to conduct Denial of Service attacks by arbitrary constructing […]

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Debian 11 — bsh — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — bsh — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-2510 Upstream summary: BeanShell (bsh) before 2.0b6, when included on the classpath by an application that uses Java serialization or XStream, allows remote attackers to execute arbitrary code […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2020:4451 Related CVEs: CVE-2019-8625 CVE-2019-8710 CVE-2019-8720 CVE-2019-8743 CVE-2019-8764 CVE-2019-8766 CVE-2019-8769 CVE-2019-8771  +12 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]

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Oracle Linux 8 — nginx:1.16 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — nginx:1.16 — vulnerability — patch and remediation guide (ELSA-2021-2290)

🟠 High   ⏱ 15–60 min  Last verified: 6 October 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2290 Related CVEs: CVE-2021-23017 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Debian 11 — sqlite3 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — sqlite3 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-7443 CVE-2015-3414 CVE-2015-3415 CVE-2015-3416 CVE-2016-6153 CVE-2017-10989 CVE-2017-13685 CVE-2017-15286  +12 more Upstream summary: Buffer overflow in the skip-scan optimization in SQLite 3.8.2 allows remote attackers to cause a denial […]

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How to Install and Configure MinIO Object Storage on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install and Configure MinIO Object Storage on RHEL 8

MinIO is a high-performance, S3-compatible object storage server designed to run on commodity hardware. It supports the full Amazon S3 API, making it a drop-in replacement for cloud object storage in private and hybrid environments. On RHEL 8, MinIO runs as a single binary with minimal dependencies, and its systemd integration makes it straightforward to […]

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Ubuntu 20.04にApache Webサーバーをインストールする方法 — step-by-step Linux tutorial on Progressive Robot

Ubuntu 20.04にApache Webサーバーをインストールする方法

Apache HTTPサーバーは、世界で最も広く使用されているWebサーバーです。動的にロード可能なモジュール、堅牢なメディアサポート、他の一般的なソフトウェアとの広範な統合性など、多くの強力な機能を提供します。このガイドでは、Ubuntu 20.04サーバーにApache Webサーバーをインストールする方法を説明します。

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AlmaLinux 8 — SDL2 — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — SDL2 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2020:1631 Related CVEs: CVE-2018-7263 Upstream summary: The GStreamer library provides a streaming media framework based on graphs of media data filters. The libmad package is an MPEG audio decoder capable of 24-bit […]

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Debian 10 — lib3mf — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — lib3mf — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 October 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-21772 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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