April 2022 - Page 29 of 70

Oracle Linux 8 — virt:ol and virt-devel:rhel security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — virt:ol and virt-devel:rhel security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4676)

  • April 18, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4676 Related CVEs: CVE-2019-15890 CVE-2019-20485 CVE-2020-10703 CVE-2020-14301 CVE-2020-14339 CVE-2020-1983 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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AlmaLinux 8 — squashfs-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — squashfs-tools — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • April 18, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2024:3139 Related CVEs: CVE-2021-40153 CVE-2021-41072 Upstream summary: SquashFS is a highly compressed read-only file system for Linux. These packages contain the utilities for manipulating squashfs file systems. Security Fix(es): * squashfs-tools: unvalidated […]

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Amazon Linux 2 — kernel-livepatch-5.10.68-62.173 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-5.10.68-62.173 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • April 18, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2021-073 Related CVEs: CVE-2021-4002 CVE-2021-43267 Upstream summary: A memory leak flaw in the Linux kernel's hugetlbfs memory usage was found in the way the user maps some regions of memory […]

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How to Set Up Puppet Agent on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up Puppet Agent on CentOS Stream 9

  • April 18, 2022
  • CentOS
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Introduction How to Set Up Puppet Agent on CentOS Stream 9 on CentOS Stream 9 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 […]

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IBM AIX 7.3 — CVE-2000-1120 — buffer overflow — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2000-1120 — buffer overflow — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2000-1120, IBM Support Bulletin CVE: CVE-2000-1120 NVD summary: Buffer overflow in digest command in IBM AIX 4.3.x and earlier allows local users to execute arbitrary commands. References: marc.info/?l=bugtraq&m=97569466809056&w=2   www-1.ibm.com/support/search.wss?rs=0&q=IY08143&   www-1.ibm.com/support/search.wss?rs=0&q=IY08287& […]

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Common Problems 120638

Debian 11 – ext4 filesystem remounts read-only after I/O errors

  • April 18, 2022
  • Linux
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🔴 Critical   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Debian 11 📖 ~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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FreeBSD 13 — py311-httpx — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py311-httpx — vulnerability — patch and remediation guide

  • April 18, 2022
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-httpx — input validation vulnerability Related CVEs: CVE-2021-41945 Upstream summary: lebr0nli reports: Encode OSS httpx <=1.0.0.beta0 is affected by improper input validation in `httpx.URL`, `httpx.Client` and some functions using `httpx.URL.copy_with`. […]

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How to Install kubeadm and Set Up a Kubernetes Cluster on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install kubeadm and Set Up a Kubernetes Cluster on Debian 11

  • April 18, 2022
  • Linux
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Introduction This guide explains how to Install kubeadm and Set Up a Kubernetes Cluster on Debian 11 on Debian 11 Bullseye. Debian Bullseye uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian […]

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Common Problems 115391

YUM Metadata Cache Corruption on RHEL 7

🟡 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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FreeBSD 13 — rubygem-carrierwave — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — rubygem-carrierwave — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • April 18, 2022
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Carrierwave — Multiple vulnerabilities Related CVEs: CVE-2021-21288 CVE-2021-21305 Upstream summary: Community reports: Fix Code Injection vulnerability in CarrierWave::RMagick Fix SSRF vulnerability in the remote file download feature Table of contents […]

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