Troubleshooting

Common Problems 113448

Windows Server 2012 R2 — WinSxS Growth Exhausts C: and Breaks Patch Installation — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 18 May 2026 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 […]

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Alpine Linux edge — cracklib — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — cracklib — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.9.7-r0 📖 ~4 min read  •  Source: Alpine secdb entry — cracklib 2.9.7-r0 Related CVEs: CVE-2016-6318 Upstream summary: Alpine main repository for vedge ships cracklib 2.9.7-r0 which addresses CVE-2016-6318. Table of contents Symptom & Impact Environment […]

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How to Set Up Windows Server 2019 with Salt — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up Windows Server 2019 with Salt

How to Set Up Windows Server 2019 with Salt SaltStack (Salt) is a powerful configuration management and remote execution tool that supports Windows Server 2019 as a first-class managed platform. Salt uses a master/minion architecture where a Salt Master server manages Salt Minions installed on client machines. Salt states (written in YAML with Jinja2 templating) […]

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How to Configure Windows Server 2019 Routing and Remote Access — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Windows Server 2019 Routing and Remote Access

Introduction to Routing and Remote Access Service Routing and Remote Access Service (RRAS) is a built-in Windows Server 2019 feature that provides routing, remote access, and virtual private networking capabilities. RRAS can function as a software router to forward packets between network interfaces, as a dial-up or VPN remote access server, or as a site-to-site […]

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FreeBSD 12 — libXres — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libXres — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xorg — protocol handling issues in X Window System client libraries Related CVEs: CVE-2013-1981 CVE-2013-1982 CVE-2013-1983 CVE-2013-1984 CVE-2013-1985 CVE-2013-1986 CVE-2013-1987 CVE-2013-1988  +12 more Upstream summary: freedesktop.org reports: Ilja van Sprundel, […]

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FreeBSD 12 — linux-mozilla — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — linux-mozilla — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mozilla — code execution via Quicktime media-link files Related CVEs: CVE-2004-0597 CVE-2004-0598 CVE-2004-0599 CVE-2004-0717 CVE-2004-0718 CVE-2004-0721 CVE-2004-0722 CVE-2004-0757  +12 more Upstream summary: The Mozilla Foundation reports a vulnerability within the […]

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How to Deploy a Spring Boot Application on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Deploy a Spring Boot Application on RHEL 7

How to Deploy a Spring Boot Application on RHEL 7 Spring Boot has become the de facto standard for building production-ready Java microservices and web applications. Its embedded server model — packaging the entire application, including Tomcat or Jetty, into a single executable JAR — greatly simplifies deployment on Linux servers. Instead of managing a […]

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FreeBSD 12 — rubygem-ruby-saml — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rubygem-ruby-saml — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ruby-saml — XML signature wrapping attack Related CVEs: CVE-2016-5697 Upstream summary: RubySec reports: ruby-saml prior to version 1.3.0 is vulnerable to an XML signature wrapping attack in the specific scenario […]

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Common Problems 116080

Ubuntu 26.04 LTS sudo Broken by Invalid sudoers Syntax

🔴 Critical   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Ubuntu 26.04 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 […]

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