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Oracle Linux 8 — postgresql:10 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — postgresql:10 — vulnerability — patch and remediation guide (ELSA-2022-1830)

🟡 Medium   ⏱ 10–30 min  Last verified: 23 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-1830 Related CVEs: CVE-2021-23214 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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Amazon Linux 2 — kernel-livepatch-4.14.203-156.332 — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-4.14.203-156.332 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2021-035 Related CVEs: CVE-2020-28374 Upstream summary: A flaw was found in the Linux kernel's implementation of the Linux SCSI target host, where an authenticated attacker could write to any block […]

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How To Build an Elastic Range Input with SVG and anime.js — step-by-step DevOps tutorial on Progressive Robot

How To Build an Elastic Range Input with SVG and anime.js

In HTML5, many new types of `input` attributes were introduced for the `form` element, such as `color`, `date`, `range`, and many more. Although functionally these new types of `input` works, they often do not meet the aesthetic needs of web applications. To give these `input` types a modern design, one can use such front, this tutorial will simulate the behavior of a `range` `input` with a component using SVG to draw the `path` and anime.js to perform the animations.

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How to Use Skaffold for Kubernetes Development on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Use Skaffold for Kubernetes Development on RHEL 7

How to Use Skaffold for Kubernetes Development on RHEL 7 One of the most tedious aspects of Kubernetes development is the inner loop: make a code change, build a container image, push it to a registry, update the Kubernetes manifest, apply it to the cluster, and wait for the rolling update — repeated dozens of […]

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openSUSE Tumbleweed — guix — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — guix — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2021-27851 Upstream summary: A security vulnerability that can lead to local privilege escalation has been found in 'guix-daemon'. It affects multi-user setups in which 'guix-daemon' […]

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Oracle Linux 8 — 5 Known Issues — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — 5 Known Issues

🟠 High   ⏱ 5–30 min  Last verified: 22 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug OLRNT-ol8-issues-known 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 […]

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How to Configure Container Networking on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure Container Networking on Oracle Linux 8

Introduction How to Configure Container Networking 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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