chris

Common Problems 119510

Debian 13 Time Drift Causes TLS and apt Failures

🟡 Medium   ⏱ 5–30 min  Last verified: 18 October 2025 📖 ~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 and Configure iSCSI Initiator on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install and Configure iSCSI Initiator on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install and configure iscsi initiator both straightforward and auditable. This tutorial covers the complete procedure for how to Install and Configure iSCSI Initiator on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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Alpine Linux 3.20 — sleuthkit — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — sleuthkit — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 4.8.0-r1 📖 ~4 min read  •  Source: Alpine secdb entry — sleuthkit 4.8.0-r1 Related CVEs: CVE-2020-10232 CVE-2020-10233 Upstream summary: Alpine community repository for vv3.20 ships sleuthkit 4.8.0-r1 which addresses CVE-2020-10232. Table of contents Symptom & Impact […]

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How to Configure Tekton CI/CD on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Configure Tekton CI/CD on Oracle Linux 10

Introduction This tutorial demonstrates how to Configure Tekton CI/CD on Oracle Linux 10 on Oracle Linux 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 10 system with the default […]

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Common Problems 119504

Debian 13 – systemd service remains in activating state after reboot

🟠 High   ⏱ 5–30 min  Last verified: 18 October 2025 Affected versions: Debian 13 Debian 13 (Trixie) Debian 13.x 📖 ~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 […]

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Windows Server 2022 — KB5068781 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5068781 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5068781 • MSRC update-guide entry Related CVEs: CVE-2025-60716 CVE-2025-60724 CVE-2025-64678 CVE-2025-59505 CVE-2025-59506 CVE-2025-59507 CVE-2025-59508 CVE-2025-59509  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Microsoft summary: […]

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Common Problems 116632

Ubuntu 24.04 LTS – kernel update leads to immediate reboot panic on startup

🔴 Critical   ⏱ 5–30 min  Last verified: 18 October 2025 Affected versions: Ubuntu 24.04 LTS Ubuntu 24.04 Ubuntu 24.04.1 📖 ~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 […]

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How to Configure Container Networking with CNI on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure Container Networking with CNI on Debian 13

Introduction This guide explains how to Configure Container Networking with CNI on Debian 13 on Debian 13 Trixie. Debian Trixie 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 13 install with […]

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Alpine Linux 3.20 — perl-encode — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — perl-encode — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 3.12-r0 📖 ~4 min read  •  Source: Alpine secdb entry — perl-encode 3.12-r0 Related CVEs: CVE-2021-36770 Upstream summary: Alpine main repository for vv3.20 ships perl-encode 3.12-r0 which addresses CVE-2021-36770. Table of contents Symptom & Impact Environment […]

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Common Problems 116554

Ubuntu 24.04 LTS – KVM acceleration unavailable in virtualized hosts – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 18 October 2025 Affected versions: Ubuntu 24.04 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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