Operations

Debian 10 — xorg-server — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — xorg-server — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 1 September 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-14345 CVE-2020-14360 CVE-2021-3472 CVE-2021-4008 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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AlmaLinux 8 — dleyna-core — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — dleyna-core — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:1586 Related CVEs: CVE-2019-13012 CVE-2020-13543 CVE-2020-13584 CVE-2020-16125 CVE-2020-9948 CVE-2020-9951 CVE-2020-9983 CVE-2021-1817  +4 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]

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How to Set Up Vagrant and VirtualBox on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up Vagrant and VirtualBox on RHEL 7

How to Set Up Vagrant and VirtualBox on RHEL 7 Vagrant is an open-source tool by HashiCorp that automates the creation, configuration, and management of virtualized development environments. Combined with VirtualBox as a hypervisor backend, Vagrant allows developers and operations engineers on RHEL 7 to spin up reproducible Linux (or Windows) virtual machines with a […]

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Oracle Linux 8 — nodejs:18 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — nodejs:18 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-8833)

🟡 Medium   ⏱ 10–30 min  Last verified: 31 August 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-8833 Related CVEs: CVE-2022-3517 CVE-2022-43548 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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FreeBSD 13 — ircii — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ircii — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ircII — denial of service Related CVEs: CVE-2021-29376 Upstream summary: Michael Ortmann reports: ircii has a bug in parsing CTCP UTC messages. Its unknown if this could also be used […]

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FreeBSD 13 — iv — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — iv — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 31 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tiff — buffer overflow vulnerability Related CVEs: CVE-2004-0803 CVE-2004-0804 CVE-2004-0886 CVE-2004-1308 CVE-2005-1544 Upstream summary: A Gentoo Linux Security Advisory reports: Tavis Ormandy of the Gentoo Linux Security Audit Team discovered […]

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Common Problems 112904

Windows Server 2016 — AD account repeatedly locked out moments after unlock — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 31 August 2021 Affected versions: Windows Server 2016 📖 ~2 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 Configure pgBouncer on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure pgBouncer on SLES 12

Introduction This tutorial covers How to Configure pgBouncer on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper refresh && […]

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FreeBSD 13 — gld — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — gld — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: gld — format string and buffer overflow vulnerabilities Related CVEs: CVE-2005-1099 CVE-2005-1100 Upstream summary: Gld has been found vulnerable to multiple buffer overflows as well as multiple format string vulnerabilities. […]

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How to Configure Network File System Automount on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure Network File System Automount 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 network file system automount on ibm aix 7.1 […]

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