chris

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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NetBSD 9.4 — hdf5 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — hdf5 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2021-46242 CVE-2025-6856 CVE-2025-2913 CVE-2017-17509 CVE-2017-17506 CVE-2017-17507 CVE-2017-17505 CVE-2018-11203  +12 more Upstream summary: pkgsrc audit-packages flagged hdf5-[0-9]* for vulnerability class 'use-after-free'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-46242 Table of contents Symptom & Impact Environment […]

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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 114626

Unsigned Kernel Module Refused Under Secure Boot

🟡 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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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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