Package Management

Oracle Linux 9 — less — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — less — vulnerability — patch and remediation guide (ELSA-2024-1692)

🟡 Medium   ⏱ 10–30 min  Last verified: 27 October 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-1692 Related CVEs: CVE-2022-48624 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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Alpine Linux 3.18 — libass — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — libass — 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 0.13.4-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libass 0.13.4-r0 Related CVEs: CVE-2016-7969 CVE-2016-7970 CVE-2016-7971 CVE-2016-7972 Upstream summary: Alpine community repository for vv3.18 ships libass 0.13.4-r0 which addresses CVE-2016-7969. Table of contents Symptom […]

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How to Install Fluent Bit Log Forwarder on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install Fluent Bit Log Forwarder on Debian 12

Introduction Deploying install fluent bit log forwarder on debian 12 on a Debian 12 Bookworm machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before […]

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Windows Server 2016 — KB5033372 — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5033372 — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5033372 • MSRC update-guide entry Related CVEs: CVE-2023-35641 CVE-2023-35628 CVE-2023-35630 CVE-2023-36011 CVE-2023-21740 CVE-2023-20588 CVE-2023-36003 CVE-2023-36004  +5 more Affected components: Windows Server 2016 Table of contents Symptom & Impact Environment & Reproduction Root […]

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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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