Linux

Ubuntu 18.04 — aide — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — aide — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 1 September 2025 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7697-1 Related CVEs: CVE-2025-54409 CVE-2025-54389 CVE-2021-45417 Upstream summary: Rajesh Pangare discovered that AIDE incorrectly handled filenames. A local attacker could possibly use this issue to bypass the detection of malicious […]

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Ubuntu 22.04 — net-snmp — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — net-snmp — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 1 September 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7944-1 Related CVEs: CVE-2025-68615 CVE-2022-44792 CVE-2022-44793 CVE-2022-24805 CVE-2022-24806 CVE-2022-24807 CVE-2022-24808 CVE-2022-24809  +1 more Upstream summary: Bahae Bahrini discovered that Net-SNMP could be made to write out of bounds. If a […]

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Alpine Linux 3.20 — postgresql-common — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — postgresql-common — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 0 📖 ~4 min read  •  Source: Alpine secdb entry — postgresql-common 0 Related CVEs: CVE-2019-3466 Upstream summary: Alpine main repository for vv3.20 ships postgresql-common 0 which addresses CVE-2019-3466. Table of contents Symptom & Impact Environment […]

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Ubuntu 14.04 — sudo — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — sudo — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 1 September 2025 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7604-2 Related CVEs: CVE-2025-32462 CVE-2023-22809 CVE-2021-3156 CVE-2016-7032 CVE-2016-7076 CVE-2019-18634 CVE-2019-14287 CVE-2017-1000368  +2 more Upstream summary: USN-7604-1 fixed CVE-2025-32462 in sudo. This update provides the corresponding fixes for Ubuntu 20.04 LTS, […]

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How to Install MicroShift on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install MicroShift on RHEL 10

Introduction How to Install MicroShift on RHEL 10 on RHEL 10 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 and production-safe. […]

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

Oracle Linux 9 — gimp — vulnerability — patch and remediation guide (ELSA-2026-0914)

🟠 High   ⏱ 15–60 min  Last verified: 1 September 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-0914 Related CVEs: CVE-2025-14422 CVE-2025-14423 CVE-2025-14424 CVE-2025-14425 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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Rocky Linux 8 — containers-common — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — containers-common — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:4672 Related CVEs: CVE-2025-61726 CVE-2025-61728 CVE-2025-68121 CVE-2024-24785 CVE-2025-61729 CVE-2025-65637 CVE-2025-47913 CVE-2025-52881  +12 more Upstream summary: The container-tools module contains tools for working with containers, notably podman, buildah, skopeo, and runc. […]

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How to Configure nftables on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure nftables on Debian 13

Introduction How to Configure nftables on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 12. This tutorial […]

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Common Problems 127159

CentOS Stream 10 – Common Problem 245 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 31 August 2025 Affected versions: CentOS Stream 10 📖 ~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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Common Problems 124096

Oracle Linux 10 – rsyslog disk queue full causes log message loss – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 31 August 2025 Affected versions: Oracle Linux 10 📖 ~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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