Logging Monitoring

How to Use numa_node_info for NUMA Topology on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Use numa_node_info for NUMA Topology on IBM AIX 7.1

Introduction IBM AIX 7.1 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 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use numa_node_info for numa topology on ibm aix 7.1 […]

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Alpine Linux edge — chrony — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — chrony — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 3.5.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — chrony 3.5.1-r0 Related CVEs: CVE-2020-14367 Upstream summary: Alpine main repository for vedge ships chrony 3.5.1-r0 which addresses CVE-2020-14367. Table of contents Symptom & Impact Environment […]

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How to Configure Ceph Storage Cluster on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Ceph Storage Cluster on Debian 10

Introduction How to Configure Ceph Storage Cluster on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 10. […]

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FreeBSD 12 — p5-XSLoader — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — p5-XSLoader — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: p5-XSLoader — local arbitrary code execution Related CVEs: CVE-2016-6185 Upstream summary: Jakub Wilk reports: XSLoader tries to load code from a subdirectory in the cwd when called inside a string […]

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openSUSE Tumbleweed — winrs — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — winrs — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2019:1111-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-3816 Upstream summary: Openwsman, versions up to and including 2.6.9, are vulnerable to arbitrary file disclosure because the working directory of openwsmand daemon was set […]

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FreeBSD 12 — openjph — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — openjph — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: OpenJPH < 0.24.5 — multiple vulnerabilities Upstream summary: Aous Naman reports several vulnerabilities fixed in OpenJPH versions up to 0.24.5 and credits Cary Phillips for reporting them from the OSS-fuzz […]

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Common Problems 114952

RHEL 8 Podman Image Pull Fails with TLS or Certificate Errors

🟠 High   ⏱ 5–30 min  Last verified: 14 January 2020 Affected versions: 8.6 8.7 8.8 8.9 8.10 📖 ~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 […]

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How to Set Up Suricata IDS/IPS on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Suricata IDS/IPS on Debian 10

Introduction This guide explains how to Set Up Suricata IDS/IPS on Debian 10 on Debian 10 Buster. Debian Buster 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 10 install with the […]

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Gentoo Linux — media-gfx/gthumb — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — media-gfx/gthumb — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202008-05 Related CVEs: CVE-2019-20326 Upstream summary: A heap-based buffer overflow in gThumb’s _cairo_image_surface_create_from_jpeg() function, located in extensions/cairo_io/cairo-image-surface-jpeg.c was discovered. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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