Linux

Oracle Linux 8 — binutils — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — binutils — vulnerability — patch and remediation guide (ELSA-2021-4595)

🟡 Medium   ⏱ 10–30 min  Last verified: 21 June 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4595 Related CVEs: CVE-2021-42574 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 — grilo — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — grilo — vulnerability — patch and remediation guide (ELSA-2021-4339)

🟡 Medium   ⏱ 10–30 min  Last verified: 21 June 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4339 Related CVEs: CVE-2021-39365 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 — glibc — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — glibc — vulnerability — patch and remediation guide (ELSA-2021-9344)

🟠 High   ⏱ 15–60 min  Last verified: 21 June 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-9344 Related CVEs: CVE-2019-25013 CVE-2020-27618 CVE-2019-9169 CVE-2016-10228 CVE-2021-3326 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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How to Set Up a Complete DevSecOps Pipeline on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Set Up a Complete DevSecOps Pipeline on RHEL 8

DevSecOps integrates security into every stage of the software delivery lifecycle rather than treating it as a final gate before release. On RHEL 8 you can assemble a complete DevSecOps pipeline from open-source components, all running on your own infrastructure: a Git server for source control, a CI/CD engine for automation, static analysis and container […]

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Oracle Linux 8 — gcc — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — gcc — security and stability fixes — required update (ELSA-2021-4386)

🟢 Low   ⏱ 5–15 min  Last verified: 20 June 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4386 Related CVEs: CVE-2018-20673 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 117494

Ubuntu 20.04 LTS NTP Time Drift Breaks TLS and Authentication

🟡 Medium   ⏱ 5–30 min  Last verified: 20 June 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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AlmaLinux 8 — hostapd — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — hostapd — 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-2022:1938 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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Gentoo Linux — dev-libs/libjcat — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-libs/libjcat — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202007-04 Related CVEs: CVE-2020-10759 Upstream summary: Multiple vulnerabilities have been discovered in fwupd and libjcat. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & […]

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Ubuntu 20.04 — gdm3 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — gdm3 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 June 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4614-1 Related CVEs: CVE-2020-16125 Upstream summary: Kevin Backhouse discovered that GDM incorrectly launched the initial setup tool when the accountsservice daemon was not reachable. A local attacker able to cause […]

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How to Configure Gitea Self-Hosted Git Service on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Gitea Self-Hosted Git Service on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure gitea self-hosted git service on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]

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