August 2021 - Page 41 of 65

FreeBSD 13 — linux-f10-dbus-glib — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — linux-f10-dbus-glib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: dbus-glib — privledge escalation Related CVEs: CVE-2013-0292 Upstream summary: Sebastian Krahmer reports: A privilege escalation flaw was found in the way dbus-glib, the D-Bus add-on library to integrate the standard […]

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How to Set Up DHCP Server on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up DHCP Server on Windows Server 2019

How to Set Up DHCP Server on Windows Server 2019 Dynamic Host Configuration Protocol (DHCP) automates the assignment of IP addresses, subnet masks, default gateways, DNS server addresses, and other network configuration parameters to clients on a network. Without DHCP, every device on a network would require manual IP configuration. Windows Server 2019 includes a […]

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Oracle Linux 8 — container-tools:ol8 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — container-tools:ol8 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-7457)

🟡 Medium   ⏱ 10–30 min  Last verified: 12 August 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7457 Related CVEs: CVE-2021-41190 CVE-2022-2990 CVE-2022-1708 CVE-2021-36221 CVE-2022-27191 CVE-2022-29162 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Common Problems 118998

Ubuntu 14.04 LTS Filesystem Remounted Read-Only After I/O Errors

🟡 Medium   ⏱ 5–30 min  Last verified: 12 August 2021 📖 ~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 & Cross-Refs References & Further […]

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AlmaLinux 8 — gnome-terminal — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — gnome-terminal — 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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Common Problems 117477

Ubuntu 20.04 LTS – NTP drift causes authentication and cluster timing faults – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 12 August 2021 Affected versions: Ubuntu 20.04 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 […]

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How to Set Up Windows Remote Management for Ansible Control on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Set Up Windows Remote Management for Ansible Control on Windows Server 2016

Introduction Ansible is a powerful agentless IT automation platform that can manage Windows Server 2016 hosts via WinRM (Windows Remote Management). Unlike Linux automation over SSH, Ansible reaches Windows servers through WinRM using NTLM or Kerberos authentication. This guide covers configuring Windows Server 2016 as a fully managed Ansible node — enabling WinRM with HTTPS, […]

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How to Set Up OpenTelemetry Collector on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Set Up OpenTelemetry Collector on FreeBSD 13

Introduction How to Set Up OpenTelemetry Collector on FreeBSD 13 is a core administration task for any FreeBSD 13 server operator. FreeBSD 13 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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20+ Maven Commands and Options (Cheat Sheet) — step-by-step DevOps tutorial on Progressive Robot

20+ Maven Commands and Options (Cheat Sheet)

URL: https://www.progressiverobot.com/maven-commands-options-cheat-sheet/ Introduction Maven is one of the most popular project and dependency management tools for Java applications. Maven provides a lot of commands and options to help you in your day to day tasks. This cheat sheet uses a sample Maven project to demonstrate some useful Maven commands. It was originally written for OpenJDK […]

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FreeBSD 13 — dcraw-m — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — dcraw-m — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: dcraw — integer overflow condition Related CVEs: CVE-2015-3885 Upstream summary: ocert reports: The dcraw tool, as well as several other projects re-using its code, suffers from an integer overflow condition […]

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