Logging Monitoring

AlmaLinux 8 — libseccomp — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libseccomp — 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-2022:2029 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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Common Problems 113485

Windows Server 2012 R2 — IPv6 stateless DHCP options not delivered reliably to dual-stack clients — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 June 2022 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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Debian 11 — ngircd — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ngircd — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-6062 CVE-2008-0285 CVE-2009-4652 CVE-2020-14148 Upstream summary: irc-channel.c in ngIRCd before 0.10.3 allows remote attackers to cause a denial of service (crash) via a JOIN command without a channel […]

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How to Configure LVM Thin Provisioning on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure LVM Thin Provisioning on Debian 11

Introduction Deploying configure lvm thin provisioning on debian 11 on a Debian 11 Bullseye machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure Debian […]

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How to Configure Persistent Reserve with SCSI on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure Persistent Reserve with SCSI 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 configure persistent reserve with scsi on ibm aix 7.2 […]

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Ubuntu 16.04 — e2fsprogs — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — e2fsprogs — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 June 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5464-1 Related CVEs: CVE-2022-1304 CVE-2019-5188 CVE-2019-5094 Upstream summary: Nils Bars discovered that e2fsprogs incorrectly handled certain file systems. A local attacker could use this issue with a crafted file system […]

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SLES 15 — jsoup — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — jsoup — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 June 2022 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2022:3027-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-36033 Upstream summary: jsoup is a Java HTML parser, built for HTML editing, cleaning, scraping, and cross-site scripting (XSS) safety. jsoup may incorrectly sanitize HTML […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2021-9220)

🟠 High   ⏱ 15–60 min  Last verified: 20 June 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-9220 Related CVEs: CVE-2021-28038 CVE-2021-28688 CVE-2021-28964 CVE-2021-3411 CVE-2021-29266 CVE-2021-28950 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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FreeBSD 13 — ja-netscape — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ja-netscape — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 20 June 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: firefox & mozilla — multiple vulnerabilities Related CVEs: CVE-2004-0597 CVE-2004-0598 CVE-2004-0599 CVE-2004-0762 CVE-2004-0765 CVE-2004-0904 CVE-2004-0905 CVE-2004-0908  +12 more Upstream summary: A Mozilla Foundation Security Advisory reports of multiple issues: Heap […]

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Arch Linux — curl — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — curl — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201805-13 Related CVEs: CVE-2018-1000301 CVE-2018-1000300 CVE-2021-22901 CVE-2021-22898 CVE-2019-5436 CVE-2019-3823 CVE-2019-3822 CVE-2018-16890  +12 more Upstream summary: Type: multiple issues. Status: Fixed. Affected: 7.59.0-2. Fixed in: 7.60.0-1. Group: AVG-694. Table of contents […]

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