Linux

Ubuntu 20.04 — net-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — net-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 September 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7537-2 Related CVEs: https://launchpad.net/bugs/2111912 CVE-2025-46836 Upstream summary: USN-7537-1 fixed a vulnerability in net-tools that caused a regression. This update fixes the problem. Original advisory details: It was discovered that net-tools […]

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Oracle Linux 10 — postgresql16 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — postgresql16 — vulnerability — patch and remediation guide (ELSA-2026-0525)

🟡 Medium   ⏱ 10–30 min  Last verified: 27 September 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-0525 Related CVEs: CVE-2025-12818 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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Oracle Linux 8 — xorg-x11-server — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — xorg-x11-server — vulnerability — patch and remediation guide (ELSA-2025-19434)

🟡 Medium   ⏱ 10–30 min  Last verified: 27 September 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-19434 Related CVEs: CVE-2025-62230 CVE-2025-62231 CVE-2025-62229 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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Oracle Linux 10 — sssd — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — sssd — vulnerability — patch and remediation guide (ELSA-2025-19851)

🟠 High   ⏱ 15–60 min  Last verified: 27 September 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-19851 Related CVEs: CVE-2025-11561 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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Rocky Linux 8 — python-py — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — python-py — multiple vulnerabilities (18 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-2023:5994 Related CVEs: CVE-2023-40217 CVE-2024-11168 CVE-2024-5642 CVE-2024-9287 CVE-2025-0938 CVE-2025-4138 CVE-2025-4330 CVE-2025-4435  +10 more Upstream summary: Python is an interpreted, interactive, object-oriented programming language that supports modules, classes, exceptions, high-level dynamic […]

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Common Problems 119440

Debian 13 Broken Dependencies After Partial Upgrade

🟡 Medium   ⏱ 5–30 min  Last verified: 27 September 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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Fedora 42 — awatcher — vulnerability — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — awatcher — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-7047e2fec5 Upstream summary: Rebuilt with openssl 0.10.79 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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How to Install Jenkins on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Jenkins on Debian 13

Introduction Deploying install jenkins on a Debian 13 Trixie 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 You will need a registered Debian 13 […]

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Common Problems 124140

Oracle Linux 10 – rsyslog queue congestion delays log delivery – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 26 September 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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How to Install Podman on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Podman on RHEL 10

Introduction Setting up install podman on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install Podman on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to validate the result on […]

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