Linux

Ubuntu 18.04 — npm — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — npm — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 June 2019 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4785-1 Related CVEs: CVE-2016-3956 Upstream summary: It was discovered that the npm command-line interface mishandled certain sensitive information. An attacker could use this vulnerability to collect authentication information that could […]

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SLES 15 — autofs — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — autofs — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 June 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2015:1020-1 (see also SUSE bugzilla) Related CVEs: CVE-2014-8169 Upstream summary: automount 5.0.8, when a program map uses certain interpreted languages, uses the calling user's USER and HOME environment variable values instead of […]

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Common Problems 114991

RHEL 8 XFS Filesystem Forced Read-Only After IO Error

🟡 Medium   ⏱ 5–30 min  Last verified: 11 June 2019 📖 ~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 & Cross-Refs References & Further […]

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How To Install Pligg CMS 2.0.x on an Ubuntu 12.04 VPS — step-by-step Linux tutorial on Progressive Robot

How To Install Pligg CMS 2.0.x on an Ubuntu 12.04 VPS

This tutorial will show how to install and configure Pligg CMS 2.0.x on Ubuntu Server 12.04.x. Pligg CMS is an open source content management system that allows you to create on online community where users can submit articles, vote on them, and leave comments.

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How to Set Up ZFS on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up ZFS on RHEL 7

How to Set Up ZFS on RHEL 7 ZFS (Zettabyte File System) originated at Sun Microsystems and is widely regarded as the most feature-rich and reliable open-source file system available. It combines volume management, RAID, checksumming, copy-on-write snapshots, deduplication, and transparent compression into a single unified stack. The ZFS on Linux (ZoL) project brings these […]

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How To Install MediaWiki on CentOS 7 — step-by-step Linux tutorial on Progressive Robot

How To Install MediaWiki on CentOS 7

MediaWiki is a free and open-source wiki application written in PHP. It was originally created for WikiPedia, but it now allows everyone to create their own wiki sites. This tutorial goes through how to set up MediaWiki on a CentOS 7 Droplet.

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openSUSE Tumbleweed — libXp6 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libXp6 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2013:1102-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-2062 Upstream summary: Multiple integer overflows in X.org libXp 1.0.1 and earlier allow X servers to trigger allocation of insufficient memory and a buffer overflow […]

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How to Set Up PostgreSQL Streaming Replication on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up PostgreSQL Streaming Replication on RHEL 7

How to Set Up PostgreSQL Streaming Replication on RHEL 7 PostgreSQL streaming replication allows a standby server to continuously receive and apply WAL (Write-Ahead Log) records from a primary server in near real time, maintaining an up-to-date hot standby copy of the database. This is the foundation of high availability and read scaling strategies in […]

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