February 2023 - Page 56 of 64

Common Problems 111763

Windows Server 2022 – Hyper-V VMMS service not starting – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 4 February 2023 Affected versions: Windows Server 2022 📖 ~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 a CI/CD Pipeline with Tekton on Kubernetes on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up a CI/CD Pipeline with Tekton on Kubernetes on RHEL 9

Tekton is a Kubernetes-native open-source framework for building continuous integration and delivery (CI/CD) pipelines. Unlike Jenkins or GitLab CI, Tekton runs entirely as Kubernetes Custom Resource Definitions (CRDs), meaning every pipeline, task, and run is a Kubernetes object you manage with kubectl — no separate CI server to maintain. This cloud-native approach gives you full […]

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Debian 11 — plasma-discover — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — plasma-discover — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-28117 Upstream summary: libdiscover/backends/KNSBackend/KNSResource.cpp in KDE Discover before 5.21.3 automatically creates links to potentially dangerous URLs (that are neither https:// nor http://) based on the content of the […]

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Amazon Linux 2 — glusterfs — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — glusterfs — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2023-2071 Related CVEs: CVE-2023-26253 CVE-2018-10911 Upstream summary: In Gluster GlusterFS 11.0, there is an xlators/mount/fuse/src/fuse-bridge.c notify stack-based buffer over-read. (CVE-2023-26253) Table of contents Symptom & Impact Environment & Reproduction Root […]

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Debian 11 — protobuf-c — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — protobuf-c — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-33070 CVE-2022-48468 Upstream summary: Protobuf-c v1.4.0 was discovered to contain an invalid arithmetic shift via the function parse_tag_and_wiretype in protobuf-c/protobuf-c.c. This vulnerability allows attackers to cause a Denial […]

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What is Load Balancing? — step-by-step DevOps tutorial on Progressive Robot

What is Load Balancing?

Load balancing is a key component of highly-available infrastructures commonly used to improve the performance and reliability of web sites, applications, databases and other services by distributing the workload across multiple servers. A web infrastructure with no load…

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Ubuntu 20.04 — openldap — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — openldap — multiple vulnerabilities (17 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 4 February 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6616-1 Related CVEs: CVE-2023-2953 CVE-2022-29155 CVE-2021-27212 CVE-2020-36221 CVE-2020-36222 CVE-2020-36223 CVE-2020-36224 CVE-2020-36225  +9 more Upstream summary: It was discovered that OpenLDAP was not properly performing bounds checks when executing functions related […]

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How to Install MongoDB on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Install MongoDB on Oracle Linux 9

Introduction Setting up install mongodb on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install MongoDB on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]

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Como Instalar e Utilizar o Docker no Ubuntu 20.04 — step-by-step Docker tutorial on Progressive Robot

Como Instalar e Utilizar o Docker no Ubuntu 20.04

O Docker é um aplicativo que simplifica o processo de gerenciamento de processos de aplicação em containers. Os containers deixam você executar suas aplicações em processos isolados de recurso. Eles são semelhantes a máquinas virtuais, mas os…

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Ubuntu 22.04 — swift — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — swift — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 February 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5852-1 Related CVEs: CVE-2022-47950 Upstream summary: It was discovered that OpenStack Swift incorrectly handled certain XML files. A remote authenticated user could possibly use this issue to obtain arbitrary file […]

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