March 2023 - Page 30 of 72

How to Create Python Virtual Environments on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Create Python Virtual Environments on Debian 9

Introduction Deploying create python virtual environments on debian 9 on a Debian 9 Stretch 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 Ensure Debian […]

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

Oracle Linux 8 — openssl — vulnerability — patch and remediation guide (ELSA-2022-9233)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9233 Related CVEs: CVE-2022-0778 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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Cara Menginstal dan Mengonfigurasi Nextcloud pada Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Cara Menginstal dan Mengonfigurasi Nextcloud pada Ubuntu 20.04

Nextcloud, pecahan dari ownCloud, adalah suatu server berbagi berkas yang mengizinkan Anda untuk menyimpan konten pribadi, seperti dokumen dan gambar, dalam lokasi yang tersentralisasi, yang mirip seperti Dropbox. Dalam tutorial ini, kita akan menginstal dan mengonfigurasi instans Nextcloud pada server Ubuntu 20.04.

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Oracle Linux 9 — firefox — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — firefox — vulnerability — patch and remediation guide (ELSA-2023-3589)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-3589 Related CVEs: CVE-2023-34416 CVE-2023-34414 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 9 — runc — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — runc — vulnerability — patch and remediation guide (ELSA-2024-2180)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-2180 Related CVEs: CVE-2022-30630 CVE-2022-30632 CVE-2023-45287 CVE-2022-30631 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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rem vs em Units in CSS — step-by-step DevOps tutorial on Progressive Robot

rem vs em Units in CSS

A brief look at perhaps the two most popular relative units in CSS: em and rem. From this post you’ll finally grasp what the exact difference is between them.

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SLES 15 — libksba8 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libksba8 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2022:2627-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-3515 CVE-2022-47629 CVE-2014-9087 CVE-2016-4574 CVE-2016-4579 Upstream summary: A vulnerability was found in the Libksba library due to an integer overflow within the CRL parser. The […]

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How to Configure Network Load Balancing (NLB) on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Network Load Balancing (NLB) on Windows Server 2022

Introduction to Network Load Balancing on Windows Server 2022 Network Load Balancing (NLB) is a built-in Windows Server feature that distributes incoming TCP/IP traffic across multiple servers in a cluster. Unlike Windows Server Failover Clustering (WSFC), which provides high availability by moving a service from a failed node to a healthy one, NLB distributes load […]

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AlmaLinux 9 — perl-HTTP-Tiny — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — perl-HTTP-Tiny — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:6542 Related CVEs: CVE-2023-31486 Upstream summary: HTTP::Tiny is a small and simple HTTP/1.1 client written in Perl. Security Fix(es): * http-tiny: insecure TLS cert default (CVE-2023-31486) For more details about the security […]

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