Security Hardening

Oracle Linux 8 — Presence of beignet Package Could Result in Dependency Issue During An Upgrade — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Presence of beignet Package Could Result in Dependency Issue During An Upgrade

🟠 High   ⏱ 5–30 min  Last verified: 16 October 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug 31213935 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 […]

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Common Problems 114956

RHEL 8 SSH Login Delay Caused By Reverse DNS And GSSAPI

🟡 Medium   ⏱ 5–30 min  Last verified: 16 October 2020 📖 ~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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Amazon Linux 2 — kernel-livepatch-4.14.165-133.209 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-4.14.165-133.209 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2020-002 Related CVEs: CVE-2019-15918 CVE-2019-2009 CVE-2019-20096 CVE-2020-10942 CVE-2020-8648 Upstream summary: An issue was discovered in the Linux kernel before 5.0.10. SMB2_negotiate in fs/cifs/smb2pdu.c has an out-of-bounds read because data structures […]

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Common Problems 113428

Windows Server 2012 R2 — WSUS Scan Returns 0x8024401c Timeout During Patch Cycle — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 16 October 2020 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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Common Problems 113128

Windows Server 2016 – PnP driver rollback loop keeps reinstalling faulty package – Fix and Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 16 October 2020 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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How to Configure Docker Log Rotation on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure Docker Log Rotation on Oracle Linux 8

Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying configure docker log rotation on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Docker Log Rotation on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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How to Install Python 3.11 on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install Python 3.11 on FreeBSD 12

Introduction This guide explains how to Install Python 3.11 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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Gentoo Linux — media-libs/gst-rtsp-server — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — media-libs/gst-rtsp-server — 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-202009-05 Related CVEs: CVE-2020-6095 Upstream summary: It was discovered that GStreamer RTSP Server did not properly handle authentication. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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Oracle Linux 8 — kernel security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4431)

🟡 Medium   ⏱ 10–30 min  Last verified: 15 October 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4431 Related CVEs: CVE-2019-19767 CVE-2019-19319 CVE-2020-10774 CVE-2020-8649 CVE-2019-16231 CVE-2019-19524 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 12 — py35-pillow — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py35-pillow — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 15 October 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Pillow — Multiple vulnerabilities Related CVEs: CVE-2016-0740 CVE-2016-0775 CVE-2016-9189 CVE-2016-9190 CVE-2019-16865 CVE-2019-19911 CVE-2020-5310 CVE-2020-5311  +2 more Upstream summary: Pillow developers report: This release addresses several security problems, as well as […]

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