Systemd Services

Arch Linux — libssh — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — libssh — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201810-10 Related CVEs: CVE-2018-10933 CVE-2020-1730 Upstream summary: Type: authentication bypass. Status: Fixed. Affected: 0.8.3-1. Fixed in: 0.8.4-1. Group: AVG-780. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Oracle Linux 8 — grafana security and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — grafana security and — enhancement update — new behaviour and fixes (ELSA-2023-6972)

🟡 Medium   ⏱ 10–30 min  Last verified: 19 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6972 Related CVEs: CVE-2023-3128 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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Common Problems 115510

journalctl Missing Expected Service Logs

🟡 Medium   ⏱ 5–30 min  Last verified: 19 April 2021 📖 ~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 Configure Kubernetes RBAC on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure Kubernetes RBAC on Oracle Linux 8

Introduction How to Configure Kubernetes RBAC on Oracle Linux 8 on Oracle Linux 8 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 […]

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AlmaLinux 8 — memstrack — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — memstrack — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2020:4516 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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IBM AIX 7.2 — CVE-2020-4675 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2020-4675 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 19 April 2021 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2020-4675, IBM Support Bulletin CVE: CVE-2020-4675 NVD summary: IBM InfoSphere Master Data Management Server 11.6 is vulnerable to cross-site request forgery which could allow an attacker to execute malicious and unauthorized actions […]

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FreeBSD 13 — remind — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — remind — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: remind — buffer overflow with malicious reminder file input Related CVEs: CVE-2015-5957 Upstream summary: Dianne Skoll reports: BUG FIX: Fix a buffer overflow found by Alexander Keller. The bug can […]

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AlmaLinux 8 — stratis-cli — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — stratis-cli — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4217 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Ubuntu 20.04 — ca-certificates — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — ca-certificates — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 April 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7034-1 Related CVEs: https://launchpad.net/bugs/2081875 https://launchpad.net/bugs/2020089 https://launchpad.net/bugs/1998785 https://launchpad.net/bugs/1976631 https://launchpad.net/bugs/1944481 https://launchpad.net/bugs/1914064 https://launchpad.net/bugs/1900727 https://launchpad.net/bugs/1881533 Upstream summary: The ca-certificates package contained outdated CA certificates. This update refreshes the included certificates to those contained in […]

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Amazon Linux 2 — libsepol — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — libsepol — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2023-2307 Related CVEs: CVE-2021-36084 CVE-2021-36085 CVE-2021-36086 CVE-2021-36087 Upstream summary: The CIL compiler in SELinux 3.2 has a use-after-free in __cil_verify_classperms (called from __cil_verify_classpermission and __cil_pre_verify_helper). (CVE-2021-36084) The CIL compiler in […]

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