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How to Set Up a Certificate Authority with OpenSSL on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Set Up a Certificate Authority with OpenSSL on FreeBSD 12

Introduction How to Set Up a Certificate Authority with OpenSSL on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, […]

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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-2023-2951)

đźź  High   ⏱ 15–60 min  Last verified: 14 May 2021 Affected versions: Oracle Linux 8 đź“– ~4 min read  â€˘  Source: ELSA advisory ELSA-2023-2951 Related CVEs: CVE-2023-23454 CVE-2022-1679 CVE-2022-42722 CVE-2022-20141 CVE-2022-1462 CVE-2022-1789 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Common Problems 113430

Windows Server 2012 R2 — Kerberos token bloat causes logon failure for users in many groups — Fix & Prevention

đźź  High   ⏱ 5–30 min  Last verified: 14 May 2021 Affected versions: Windows Server 2012 R2 đź“– ~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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AlmaLinux 8 — alsa-plugins — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — alsa-plugins — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 đź“– ~4 min read  â€˘  Source: AlmaLinux ALSA ALEA-2019:3399 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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How to Set Up a Static IP Address on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up a Static IP Address on Oracle Linux 8

Introduction This tutorial demonstrates how to Set Up a Static IP Address on Oracle Linux 8 on Oracle Linux 8. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 8 system […]

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AlmaLinux 8 — python-simpleline — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — python-simpleline — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 đź“– ~4 min read  â€˘  Source: AlmaLinux ALSA ALBA-2020:4839 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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FreeBSD 13 — xymon-server — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — xymon-server — multiple vulnerabilities (14 CVEs) — patch and remediation guide

đźź  High   ⏱ 15–60 min  Last verified: 14 May 2021 Affected versions: FreeBSD 13 đź“– ~4 min read  â€˘  Source: FreeBSD VuXML VuXML topic: xymon-server — multiple vulnerabilities Related CVEs: CVE-2015-1430 CVE-2016-2054 CVE-2016-2055 CVE-2016-2056 CVE-2016-2057 CVE-2016-2058 CVE-2019-13273 CVE-2019-13274  +6 more Upstream summary: Japheth Cleaver reports: Several buffer overflows were reported by University of Cambridge […]

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FreeBSD 13 — a2ps-letter — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — a2ps-letter — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 May 2021 Affected versions: FreeBSD 13 đź“– ~4 min read  â€˘  Source: FreeBSD VuXML VuXML topic: a2ps — insecure temporary file creation Related CVEs: CVE-2004-1170 CVE-2004-1377 Upstream summary: A Secunia Security Advisory reports that Javier Fernández-Sanguino Peña has found temporary file creation vulnerabilities in the fixps […]

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FreeBSD 13 — samba32-devel — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — samba32-devel — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 May 2021 Affected versions: FreeBSD 13 đź“– ~4 min read  â€˘  Source: FreeBSD VuXML VuXML topic: samba — potential leakage of arbitrary memory contents Related CVEs: CVE-2008-4314 Upstream summary: Samba Team reports: Samba 3.0.29 and beyond contain a change to deal with gcc 4 optimizations. Part […]

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