October 2019 - Page 63 of 69

Common Problems 114918

RHEL 8 Service Fails to Start Because of Dependency Ordering

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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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FreeBSD 12 — zh-unrar — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — zh-unrar — 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: rar — password prompt buffer overflow vulnerability Related CVEs: CVE-2007-0855 Upstream summary: iDefense reports: Remote exploitation of a stack based buffer overflow vulnerability in RARLabs Unrar may allow an attacker […]

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Common Problems 113580

Windows Server 2012 R2 — LDAP search timeout when querying large groups via PowerShell — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 07 July 2027 Affected versions: Windows Server 2012 R2 📖 ~2 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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Common Problems 113554

Windows Server 2016 – Failover cluster groups flap due to aggressive failback settings – Fix & Prevention (FIX-PREVENTION-2)

🟡 Medium   ⏱ 5–30 min  Last verified: 18 May 2026 Affected versions: Windows Server 2016 📖 ~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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How to Migrate Workloads from RHEL 9 to RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Migrate Workloads from RHEL 9 to RHEL 10

Introduction Setting up migrate workloads from rhel 9 to rhel 10 on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Migrate Workloads from RHEL 9 to RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep […]

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SLES 15 — jakarta-commons-fileupload — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — jakarta-commons-fileupload — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2016:2188-1 (see also SUSE bugzilla) Related CVEs: CVE-2016-3092 CVE-2016-1000031 Upstream summary: The MultipartStream class in Apache Commons Fileupload before 1.3.2, as used in Apache Tomcat 7.x before 7.0.70, 8.x before 8.0.36, 8.5.x […]

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