Troubleshooting

openSUSE Tumbleweed — irssi — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — irssi — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2018-5206 CVE-2018-5208 CVE-2018-7050 CVE-2018-7051 CVE-2018-7052 CVE-2018-7053 CVE-2018-7054 CVE-2019-15717  +12 more Upstream summary: When the channel topic is set without specifying a sender, Irssi before 1.0.6 […]

Read more
How to Install Elasticsearch on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Elasticsearch on RHEL 8

Elasticsearch is a distributed, RESTful search and analytics engine capable of handling large volumes of structured and unstructured data in near real time. It is the core component of the Elastic Stack, widely used for log aggregation, full-text search, and observability pipelines. On RHEL 8, installing Elasticsearch requires adding the official Elastic repository and configuring […]

Read more
Common Problems 114972

RHEL 8 LVM Thin Pool Reaches 100 Percent and Stops Writes

🔴 Critical   ⏱ 5–30 min  Last verified: 23 May 2020 Affected versions: 8.6 8.7 8.8 8.9 8.10 📖 ~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 […]

Read more
How to Install and Configure Apache Tomcat on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Install and Configure Apache Tomcat on Windows Server 2012 R2

How to Install and Configure Apache Tomcat on Windows Server 2012 R2 Apache Tomcat is the world’s most widely deployed open-source Java web application server, providing a Java Servlet, JavaServer Pages (JSP), and Java EL runtime environment. On Windows Server 2012 R2, Tomcat runs as a Windows service, making it suitable for hosting Java EE […]

Read more
FreeBSD 12 — php55-mysqli — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — php55-mysqli — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 May 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mysql — SSL Downgrade Related CVEs: CVE-2015-3152 Upstream summary: Duo Security reports: Researchers have identified a serious vulnerability in some versions of Oracle’s MySQL database product that allows an attacker […]

Read more
How to Configure Software Distribution via Group Policy on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure Software Distribution via Group Policy on Windows Server 2012 R2

How to Configure Software Distribution via Group Policy on Windows Server 2012 R2 Group Policy Software Distribution (GPSD) is the built-in Microsoft mechanism for deploying MSI packages to domain-joined computers without requiring any additional tools or agents. Managed through the Group Policy Object (GPO) infrastructure, software assignment and publishing allows administrators to automatically install, upgrade, […]

Read more
openSUSE Tumbleweed — kdirstat — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — kdirstat — 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-2014:0930-1 (see also SUSE bugzilla) Related CVEs: CVE-2014-2528 Upstream summary: kcleanup.cpp in KDirStat 2.7.3 does not properly quote strings when deleting a directory, which allows remote attackers to execute arbitrary commands via […]

Read more
How to Configure AppArmor in Complain Mode on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Configure AppArmor in Complain Mode on SLES 15

Introduction This tutorial covers How to Configure AppArmor in Complain Mode 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. Step 1 — Check AppArmor Status systemctl status apparmor aa-status […]

Read more
FreeBSD 12 — ghostscript9-agpl-base — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ghostscript9-agpl-base — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 23 May 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ghostscript — exploitable buffer overflow in (T)BCP in PS interpreter Related CVEs: CVE-2015-3228 CVE-2018-15908 CVE-2018-15909 CVE-2018-15910 CVE-2018-15911 CVE-2019-14811 CVE-2019-14812 CVE-2019-14813  +4 more Upstream summary: [email protected] reports: In Artifex Ghostscript through […]

Read more
FreeBSD 12 — freeciv-gtk — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — freeciv-gtk — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 May 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: freeciv — Denial of Service Vulnerabilities Related CVEs: CVE-2006-0047 CVE-2006-3913 Upstream summary: Secunia reports: Luigi Auriemma has reported a vulnerability in Freeciv, which can be exploited by malicious people to […]

Read more
CHAT