Operations

FreeBSD 12 — libX — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libX — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • May 20, 2023
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 20 May 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: 11/libX11 multiple vulnerabilities Related CVEs: CVE-2013-1981 CVE-2013-1982 CVE-2013-1983 CVE-2013-1984 CVE-2013-1985 CVE-2013-1986 CVE-2013-1987 CVE-2013-1988  +12 more Upstream summary: The X.Org project reports: CVE-2023-43785: out-of-bounds memory access in _XkbReadKeySyms() When libX11 is […]

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How to Install and Use Helm for Kubernetes Package Management on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install and Use Helm for Kubernetes Package Management on RHEL 8

  • May 20, 2023
  • Linux
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Helm is the de facto package manager for Kubernetes, allowing you to define, install, and upgrade complex applications using reusable chart packages. On RHEL 8, Helm integrates cleanly with an existing kubectl configuration, making it straightforward to deploy and manage workloads across your cluster. This tutorial walks you through installing Helm, working with chart repositories, […]

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Common Problems 117484

Ubuntu 20.04 LTS Failed to Fetch Packages from Mirror

  • May 19, 2023
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2023 📖 ~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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Oracle Linux 9 — kernel security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2024-2394)

  • May 19, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 19 May 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-2394 Related CVEs: CVE-2023-45863 CVE-2023-31083 CVE-2023-39194 CVE-2023-51043 CVE-2024-0841 CVE-2024-26586 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 Set Up Puppet Agent on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up Puppet Agent on Oracle Linux 9

Introduction Setting up set up puppet agent 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 Set Up Puppet Agent on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to […]

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IBM AIX 7.3 — CVE-2018-20732 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2018-20732 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 19 May 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2018-20732, IBM PSIRT advisory page CVE: CVE-2018-20732 NVD summary: SAS Web Infrastructure Platform before 9.4M6 allows remote attackers to execute arbitrary code via a Java deserialization variant. References: www.securityfocus.com/bid/106648   support.sas.com/kb/63/391.html   […]

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Common Problems 113492

Windows Server 2012 R2 Hyper-V Checkpoint Merge Slow on Thin Provisioned Storage – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2023 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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AlmaLinux 8 — dotnet3.1 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — dotnet3.1 — multiple vulnerabilities (9 CVEs) — patch and remediation guide

  • May 19, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:2202 Related CVEs: CVE-2022-23267 CVE-2022-29117 CVE-2022-29145 CVE-2020-8927 CVE-2022-24464 CVE-2022-24512 CVE-2022-41032 CVE-2022-38013  +1 more Upstream summary: .NET Core is a managed-software framework. It implements a subset of the .NET framework APIs and several […]

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IBM AIX 7.3 — CVE-2023-42009 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2023-42009 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 19 May 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2023-42009, IBM Support Bulletin CVE: CVE-2023-42009 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 […]

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IBM AIX 7.3 — CVE-2022-40750 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2022-40750 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 19 May 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2022-40750, IBM Support Bulletin CVE: CVE-2022-40750 NVD summary: IBM WebSphere Application Server 8.5, and 9.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web […]

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