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AlmaLinux 8 — osinfo-db-tools — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — osinfo-db-tools — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:1939 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 […]

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Debian 9 — exim4 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — exim4 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 June 2021 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-1000369 CVE-2017-16943 CVE-2018-6789 CVE-2019-10149 CVE-2019-13917 CVE-2019-15846 CVE-2020-12783 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution […]

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How To Install Prometheus using Docker on Ubuntu 14.04 — step-by-step Docker tutorial on Progressive Robot

How To Install Prometheus using Docker on Ubuntu 14.04

Prometheus is an open source monitoring system and time series database. It addresses many aspects of monitoring such as the generation and collection of metrics, graphing the resulting data on dashboards, and alerting on anomalies. To achieve this, it offers a variety of components that are run separately but used in combination.

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How to Install Ruby with rbenv on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Ruby with rbenv on RHEL 7

How to Install Ruby with rbenv on RHEL 7 Ruby is a dynamic, expressive programming language favored for its clean syntax, productivity-oriented design, and thriving ecosystem. While RHEL 7’s system repositories provide a version of Ruby, it is typically outdated and may conflict with modern applications and gems that require a specific Ruby release. The […]

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Oracle Linux 8 — sysstat — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — sysstat — security and stability fixes — required update (ELSA-2023-2800)

🟡 Medium   ⏱ 10–30 min  Last verified: 18 June 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2800 Related CVEs: CVE-2022-39377 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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AlmaLinux 8 — mobile-broadband-provider-info — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — mobile-broadband-provider-info — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4505 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 […]

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How to Configure Kubernetes Ingress on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure Kubernetes Ingress on SLES 12

Introduction This tutorial covers How to Configure Kubernetes Ingress 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. Step 1 — Disable Swap swapoff -a sed -i ‘/ swap / […]

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Common Problems 112902

Windows Server 2016 — Conditional forwarders timing out across site-to-site VPN links on Windows Server 2016 DNS — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 18 June 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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FreeBSD 13 — py37-tuf — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py37-tuf — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: The Update Framwork — path traversal vulnerability Related CVEs: CVE-2021-41131 Upstream summary: NVD reports: python-tuf is a Python reference implementation of The Update Framework (TUF). In both clients (`tuf/client` and […]

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AlmaLinux 8 — gtk-doc — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — gtk-doc — multiple vulnerabilities (20 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  +12 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]

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