May 2021 - Page 6 of 69

How to Manage Users and Groups on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Manage Users and Groups on FreeBSD 13

Introduction How to Manage Users and Groups 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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openSUSE Tumbleweed — nextcloud — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — nextcloud — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2020:1652-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-8183 CVE-2018-3762 CVE-2020-8154 CVE-2020-8155 Upstream summary: A logic error in Nextcloud Server 19.0.0 caused a plaintext storage of the share password when it was given […]

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Common Problems 117496

Ubuntu 20.04 Suspend and Resume Failures

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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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openSUSE Tumbleweed — maven — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — maven — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:712-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-26291 CVE-2021-42550 Upstream summary: Apache Maven will follow repositories that are defined in a dependency's Project Object Model (pom) which may be surprising to some […]

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FreeBSD 13 — sddm — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — sddm — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: X11 Session — SDDM allows unauthorised unlocking Related CVEs: CVE-2018-14345 Upstream summary: MITRE reports: An issue was discovered in SDDM through 0.17.0. If configured with ReuseSession=true, the password is not […]

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FreeBSD 13 — ossec-hids-local — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ossec-hids-local — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: security/ossec-hids-* — root escalation via syscheck feature Related CVEs: CVE-2014-5284 CVE-2015-3222 Upstream summary: OSSEC reports: The CVE-2015-3222 vulnerability, which allows for root escalation via sys check has been fixed in […]

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How to Use suma to Automate Fix Downloads on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Use suma to Automate Fix Downloads 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 use suma to automate fix downloads on ibm aix […]

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FreeBSD 13 — ruby19-gems — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ruby19-gems — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ruby-gems — Algorithmic Complexity Vulnerability Related CVEs: CVE-2013-4287 CVE-2013-4363 Upstream summary: Ruby Gem developers report: The patch for CVE-2013-4363 was insufficiently verified so the combined regular expression for verifying gem […]

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How to Install Promtail on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Promtail on RHEL 10

Introduction How to Install Promtail on RHEL 10 on RHEL 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible and production-safe. […]

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