October 2023 - Page 13 of 76

Common Problems 120002

Debian 12 – boot is delayed by systemd-networkd-wait-online timeout

🟡 Medium   ⏱ 5–30 min  Last verified: 27 October 2023 Affected versions: Debian 12 📖 ~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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Alpine Linux 3.18 — gnupg — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — gnupg — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 2.2.8-r0 📖 ~4 min read  •  Source: Alpine secdb entry — gnupg 2.2.8-r0 Related CVEs: CVE-2018-12020 CVE-2022-34903 CVE-2020-25125 CVE-2019-14855 Upstream summary: Alpine main repository for vv3.18 ships gnupg 2.2.8-r0 which addresses CVE-2018-12020. Table of contents Symptom […]

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Oracle Linux 9 — fence-agents — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — fence-agents — security and stability fixes — required update (ELSA-2023-2161)

🟡 Medium   ⏱ 10–30 min  Last verified: 26 October 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2161 Related CVEs: CVE-2022-36087 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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NetBSD 9.4 — wwwoffle — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — wwwoffle — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged wwwoffle<2.7c for vulnerability class 'denial-of-service'. Reference: http://bespin.org/~qitest1/adv/wwwoffle-2.7b.asc Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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How to Install Perl on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Install Perl on CentOS Stream 9

Introduction How to Install Perl on CentOS Stream 9 on CentOS Stream 9 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.2.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libtommath 1.2.1-r0 Related CVEs: CVE-2023-36328 Upstream summary: Alpine community repository for vedge ships libtommath 1.2.1-r0 which addresses CVE-2023-36328. Table of contents Symptom & Impact Environment […]

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Common Problems 120187

Debian 12 unattended-upgrades Stuck with Broken Package State

🟠 High   ⏱ 5–30 min  Last verified: 26 October 2023 Affected versions: Debian 12 📖 ~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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Windows Server 2022 — KB5019959 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5019959 — security update — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5019959 • MSRC update-guide entry Related CVEs: CVE-2023-21712 Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Common Problems 116892

Ubuntu 22.04 LTS – apt lock prevents updates during maintenance windows – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 26 October 2023 Affected versions: Ubuntu 22.04 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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Debian 12 — libmtp — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libmtp — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 October 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-9831 CVE-2017-9832 Upstream summary: An integer overflow vulnerability in the ptp_unpack_EOS_CustomFuncEx function of the ptp-pack.c file of libmtp (version 1.1.12 and below) allows attackers to cause a denial […]

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