October 2025 - Page 29 of 114

Rocky Linux 9 — wireshark — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 9

Rocky Linux 9 — wireshark — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 9 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2025:23142 Related CVEs: CVE-2025-13499 Upstream summary: The wireshark packages contain a network protocol analyzer used to capture and browse the traffic running on a computer network. Security Fix(es): * wireshark: […]

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How to Configure VIO Server for LPAR Virtualization on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure VIO Server for LPAR Virtualization on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure vio server for lpar virtualization on ibm aix […]

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Common Problems 114111

RHEL 10 – chrony sources unreachable because firewalld egress rules block NTP – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 24 October 2025 Affected versions: RHEL 10 📖 ~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 & […]

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How to Install Promtail on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Promtail on Debian 13

Introduction Debian 13 Trixie is built around the ethos of stability and free software. Setting up install promtail on Trixie leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Trixie freeze. Follow each step carefully and the resulting configuration will persist […]

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CentOS Stream 10 — buildah — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — buildah — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 24 October 2025 Affected versions: CentOS Stream 10 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:3297 Related CVEs: CVE-2025-61726 CVE-2025-61729 CVE-2025-68121 CVE-2025-47913 CVE-2025-52881 CVE-2025-58183 Upstream summary: The buildah package provides a tool for facilitating building OCI container images. Among other things, buildah enables you to: Create […]

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How To Use ProxySQL as a Load Balancer for MySQL on Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

How To Use ProxySQL as a Load Balancer for MySQL on Ubuntu 16.04

ProxySQL is an open-source MySQL proxy server which can improve performance by distributing traffic among a pool of multiple database servers and also improve availability by automatically failing over to a standby if a database server fails. In this guide, you will set up ProxySQL as a load balancer for multiple MySQL servers with automatic failover.

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SLES 12 — clamav — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — clamav — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 24 October 2025 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:0453-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-20032 CVE-2025-20260 CVE-2024-20505 CVE-2024-20380 CVE-2023-40477 CVE-2023-20197 CVE-2022-20771 CVE-2022-20785  +12 more Upstream summary: On Feb 15, 2023, the following vulnerability in the ClamAV scanning library was […]

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How to Install and Use Screen on an Ubuntu Cloud Server — step-by-step Linux tutorial on Progressive Robot

How to Install and Use Screen on an Ubuntu Cloud Server

In this article, we will discuss how to install and use “screen”, a tool that allows you to manage multiple shell sessions inside a single terminal. The screen program is very useful for multi-tasking in an ssh environment, due to its ability to resume terminal sessions and perform multiple-concurrent tasks.

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NetBSD 9.4 — p5-FCGI — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — p5-FCGI — multiple vulnerabilities (2 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-2011-2766 CVE-2025-40907 Upstream summary: pkgsrc audit-packages flagged p5-FCGI>=0.70<0.74 for vulnerability class 'remote-security-bypass'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-2766 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

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