How To Test Ansible Roles with Molecule on Ubuntu 18.04
Unit testing in Ansible is key to making sure roles function as intended. Molecule makes this process easier by allowing you to specify scenarios that test roles against different environments.
How To Configure Bind as a Caching or Forwarding DNS Server on Ubuntu 14.04
Bind is an extremely flexible DNS server that can be configured in many different ways. In this guide, we will discuss how to install Bind on an Ubuntu 14.04 server and configure it as either a caching or forwarding DNS server. Leveraging a DNS server configured like this can help speed up DNS queries for client computers.
Oracle Linux 8 — grafana security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-1781)
🟢 Low ⏱ 5–15 min Last verified: 17 July 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2022-1781 Related CVEs: CVE-2021-43813 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
IBM AIX 7.2 — CVE-2021-29712 — xss — patch and remediation guide
🟡 Medium ⏱ 15–45 min Last verified: 17 July 2021 Affected versions: IBM AIX 7.2 📖 ~4 min read • Source: NVD CVE-2021-29712, IBM Support Bulletin CVE: CVE-2021-29712 NVD summary: IBM InfoSphere Information Server 11.7 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus […]
AlmaLinux 8 — python-dasbus — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALEA-2020:4713 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
How to Configure syslog on FreeBSD 13
Introduction Deploying configure syslog on freebsd 13 on a FreeBSD 13 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + […]
FreeBSD 12 — rubygem-date — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 17 July 2021 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: rubygem-date — Regular Expression Denial of Service Vunlerability of Date Parsing Methods Related CVEs: CVE-2021-41817 Upstream summary: Stanislav Valkanov reports: Date's parsing methods including Date.parse are using Regexps internally, some […]
How to Use errpt for Error Reporting on IBM AIX 7.2
Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use errpt for error reporting on ibm aix 7.2 […]
FreeBSD 13 — mariadb-connector-c — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 17 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: MariaDB — Vulnerability in C API Related CVEs: CVE-2020-2574 Upstream summary: MariaDB reports: Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Client. […]
openSUSE Tumbleweed — libnextcloudsync0 — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2021:0577-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-22879 Upstream summary: Nextcloud Desktop Client prior to 3.1.3 is vulnerable to resource injection by way of missing validation of URLs, allowing a malicious server […]
