Security Hardening

Oracle Linux 8 — python3.11-pip — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python3.11-pip — vulnerability — patch and remediation guide (ELSA-2023-6914)

🟡 Medium   ⏱ 10–30 min  Last verified: 8 August 2019 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6914 Related CVEs: CVE-2007-4559 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Common Problems 114906

RHEL 8 systemctl Service Fails After Boot Due To Dependency Loop

🟡 Medium   ⏱ 5–30 min  Last verified: 7 August 2019 📖 ~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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How to Set Up ZFS on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Set Up ZFS on FreeBSD 12

Introduction This guide explains how to Set Up ZFS on FreeBSD 12 on FreeBSD 12. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege […]

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Common Problems 113006

Windows Server 2016 Windows Search Indexing High Disk Usage on File Server Volumes – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 7 August 2019 Affected versions: Windows Server 2016 📖 ~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 12 — foswiki — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — foswiki — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: foswiki — Script Insertion Vulnerability via unchecked user registration fields Related CVEs: CVE-2012-1004 Upstream summary: Foswiki team reports: When a new user registers, the new user can add arbitrary HTML […]

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FreeBSD 12 — php5-horde — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — php5-horde — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 7 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — multiple vulnerabilities Related CVEs: CVE-2006-4481 CVE-2006-4482 CVE-2006-4483 CVE-2006-4484 CVE-2006-4485 CVE-2006-4486 CVE-2006-4812 CVE-2006-5178  +8 more Upstream summary: The PHP development team reports: Security Enhancements and Fixes in PHP 5.2.2 […]

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FreeBSD 12 — linux-c7-flashplugin — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — linux-c7-flashplugin — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 7 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: flash — multiple vulnerabilities Related CVEs: CVE-2016-4273 CVE-2016-4286 CVE-2016-6981 CVE-2016-6982 CVE-2016-6983 CVE-2016-6984 CVE-2016-6985 CVE-2016-6986  +12 more Upstream summary: Adobe reports: These updates resolve type confusion vulnerabilities that could lead to […]

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How to Set Up PostgreSQL Streaming Replication on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up PostgreSQL Streaming Replication on Debian 9

Introduction This guide explains how to Set Up PostgreSQL Streaming Replication on Debian 9 on Debian 9 Stretch. Debian Stretch 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 9 install with […]

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

openSUSE Tumbleweed — enscript — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2008:024 (see also SUSE bugzilla) Related CVEs: CVE-2008-3863 Upstream summary: Stack-based buffer overflow in the read_special_escape function in src/psgen.c in GNU Enscript 1.6.1 and 1.6.4 beta, when the -e (aka special escapes […]

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