January 2020

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

openSUSE Tumbleweed — mobidict — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2018-11724 Upstream summary: The mobi_pk1_decrypt function in encryption.c in Libmobi 0.3 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact […]

Read more
Common Problems 116017

Ubuntu 26.04 LTS – initramfs drops to busybox due to UUID mismatch – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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 […]

Read more
Common Problems 113909

RHEL 10 – dnf transaction blocked by GPG signature verification failure – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 […]

Read more
Amazon Linux 2 — libexif — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — libexif — multiple vulnerabilities (8 CVEs) — 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 ALAS2-2021-1580 Related CVEs: CVE-2020-0452 CVE-2019-9278 CVE-2020-0093 CVE-2020-0182 CVE-2020-12767 CVE-2020-13113 CVE-2020-13114 CVE-2020-13112 Upstream summary: A flaw was found in libexif. A possible out of bounds write, due ot an integer overflow, […]

Read more
How to Configure Container Networking with Flannel on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Container Networking with Flannel on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure container networking with flannel 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 […]

Read more
How to Configure Chocolatey for Package Management on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure Chocolatey for Package Management on Windows Server 2012 R2

How to Configure Chocolatey for Package Management on Windows Server 2012 R2 Chocolatey is the de facto package manager for Windows, providing a command-line interface for installing, updating, and removing software packages in a repeatable, scriptable, and auditable way. On Windows Server 2012 R2, Chocolatey works extremely well and is one of the most effective […]

Read more
R with() and within() function - All you need to know! — step-by-step DevOps tutorial on Progressive Robot

R with() and within() function – All you need to know!

URL: https://www.progressiverobot.com/with-and-within-function-in-r/ Hello, readers! In this article, we will be having a look at two closely related yet different functions of R programming – R with() and within() function, in detail. So, let us being!! 🙂 1. R with() function We often come across situations wherein we feel the need to build customized/user-defined functions to […]

Read more
Arch Linux — libvorbis — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — libvorbis — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201803-12 Related CVEs: CVE-2018-5146 CVE-2017-14633 CVE-2017-14632 CVE-2017-11333 Upstream summary: Type: multiple issues. Status: Fixed. Affected: 1.3.5-1. Fixed in: 1.3.6-1. Group: AVG-367. Table of contents Symptom & Impact Environment & Reproduction […]

Read more
How to Configure sudo for Non-Root Users on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure sudo for Non-Root Users on Debian 10

Introduction Deploying configure sudo for non-root users on debian 10 on a Debian 10 Buster 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 Before […]

Read more
CHAT