Linux

Debian 11 — fossil — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — fossil — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-17459 CVE-2020-24614 CVE-2021-36377 Upstream summary: http_transport.c in Fossil before 2.4, when the SSH sync protocol is used, allows user-assisted remote attackers to execute arbitrary commands via an ssh […]

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Debian 11 — ircd-hybrid — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ircd-hybrid — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-4016 CVE-2010-0300 CVE-2013-0238 Upstream summary: Integer underflow in the clean_string function in irc_string.c in (1) IRCD-hybrid 7.2.2 and 7.2.3, (2) ircd-ratbox before 2.2.9, and (3) oftc-hybrid before 1.6.8, […]

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Ubuntu 14.04 — apport — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — apport — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 19 January 2022 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5122-2 Related CVEs: https://launchpad.net/bugs/1948657 CVE-2021-3709 CVE-2021-3710 CVE-2021-32547 CVE-2021-32548 CVE-2021-32549 CVE-2021-32550 CVE-2021-32551  +12 more Upstream summary: USN-5122-1 fixed a vulnerability in Apport. This update provides the corresponding update for Ubuntu 14.04 […]

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Configuration initiale de serveur avec Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Configuration initiale de serveur avec Ubuntu 20.04

Lorsque vous créez un nouveau serveur Ubuntu 20.04, vous devez effectuer quelques étapes de configuration importantes dans le cadre de la configuration de base. Ces étapes augmenteront la sécurité et la convivialité de votre serveur, et vous donneront une base solide pour les…

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Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide (ELSA-2021-9623)

🟠 High   ⏱ 15–60 min  Last verified: 19 January 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-9623 Related CVEs: CVE-2021-41864 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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Oracle Linux 8 — ELSA-2022-9074-1: thunderbird — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — ELSA-2022-9074-1: thunderbird — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 19 January 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9074-1 Related CVEs: CVE-2022-46878 CVE-2022-46872 CVE-2022-46874 CVE-2022-46882 CVE-2022-46881 CVE-2022-46880 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How To Use the LEMP 1-Click Install on the cloud provider — step-by-step Linux tutorial on Progressive Robot

How To Use the LEMP 1-Click Install on the cloud provider

LEMP stack is a solution stack that employs a specific group of software to host web applications on a server. This term is an acronym which represents the Linux operating system with the Nginx web server. The site data is stored in a MySQL database, and dynamic content is processed by PHP. This tutorial will guide you through spinning up a cloud servers with LEMP stack pre-installed, using the the cloud provider LEMP 1-Click App.

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Debian 10 — rails — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — rails — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 January 2022 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-8162 CVE-2021-22880 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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How to Install Kubernetes with kubeadm on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Kubernetes with kubeadm on RHEL 8

Kubernetes has become the de facto standard for container orchestration, and RHEL 8 provides a stable, enterprise-grade foundation for running production Kubernetes clusters. In this tutorial you will walk through a complete kubeadm-based installation on RHEL 8, from preparing the host operating system through initialising the control-plane node and connecting worker nodes via a Flannel […]

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

AlmaLinux 8 — libcomps — 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-2022:2046 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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