2020 - Page 586 of 735

Gentoo Linux — sys-devel/gcc — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — sys-devel/gcc — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202409-22 Related CVEs: CVE-2019-15847 Upstream summary: A vulnerability has been discovered in GCC. Please review the CVE identifier referenced below for details. Table of contents Symptom & Impact Environment & Reproduction Root […]

Read more
Como instalar o Git no Debian 9 — step-by-step Linux tutorial on Progressive Robot

Como instalar o Git no Debian 9

Os sistemas de controle de versão de software permitem que você mantenha o controle do seu software no nível de código. Com ferramentas de versão, é possível rastrear as alterações, retornar para etapas anteriores e ramificar para criar versões alternativas de arquivos e…

Read more
Como instalar o Docker Compose no Debian 10 — step-by-step Docker tutorial on Progressive Robot

Como instalar o Docker Compose no Debian 10

O Docker é uma ótima ferramenta para automatizar a implantação de aplicativos Linux dentro de contêineres de software, mas para aproveitar de todo esse potencial, cada componente de um aplicativo deve executar em seu próprio contêiner individual. Para…

Read more
Common Problems 121033

Debian 10: chrony not syncing and system clock drift

🟡 Medium   ⏱ 5–30 min  Last verified: 14 March 2020 Affected versions: Debian 10 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

Read more
openSUSE Tumbleweed — python36-marshmallow — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python36-marshmallow — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2018-17175 Upstream summary: In the marshmallow library before 2.15.1 and 3.x before 3.0.0b9 for Python, the schema "only" option treats an empty list as implying […]

Read more
How to Set Up OpenVPN on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Set Up OpenVPN on SLES 15

Introduction This tutorial covers How to Set Up OpenVPN on SLES 15 on SLES 15. SLES 15 (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 15 system is up to date: zypper refresh […]

Read more
Common Problems 118579

Ubuntu 16.04 LTS Kernel Panic After Virtual Hardware Change

🟠 High   ⏱ 5–30 min  Last verified: 14 March 2020 Affected versions: 16.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

Read more
Common Problems 113598

Windows Server 2012 R2 — Delivery Optimization peer cache disabled causing WAN saturation during patch — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 14 March 2020 Affected versions: Windows Server 2012 R2 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution — Primary Fix Solution — Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related […]

Read more
How to Set Up a Private Docker Registry on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up a Private Docker Registry on Debian 9

Introduction This guide explains how to Set Up a Private Docker Registry on Debian 9 on Debian 9 Stretch. Debian Stretch uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 9 install […]

Read more
CHAT