Package Management

Oracle Linux 8 — openldap — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — openldap — vulnerability — patch and remediation guide (ELSA-2024-4264)

🟢 Low   ⏱ 5–15 min  Last verified: 11 September 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-4264 Related CVEs: CVE-2023-2953 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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NetBSD 9.4 — jakarta-tomcat4 — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — jakarta-tomcat4 — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2007-5461 CVE-2005-2090 CVE-2008-1232 CVE-2008-2370 CVE-2008-3271 CVE-2009-0781 CVE-2008-5519 CVE-2009-0033  +2 more Upstream summary: pkgsrc audit-packages flagged jakarta-tomcat4<4.1.37 for vulnerability class 'remote-information-disclosure'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-5461 Table of contents Symptom & Impact Environment […]

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How to Set Up VLAN Tagging on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up VLAN Tagging on Debian 12

Introduction This guide explains how to Set Up VLAN Tagging on Debian 12 on Debian 12 Bookworm. Debian Bookworm 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 12 install with the […]

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Oracle Linux 9 — java-17-openjdk — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — java-17-openjdk — security and stability fixes — required update (ELSA-2022-6999)

🟡 Medium   ⏱ 10–30 min  Last verified: 10 September 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-6999 Related CVEs: CVE-2022-39399 CVE-2022-21619 CVE-2022-21626 CVE-2022-21624 CVE-2022-21618 CVE-2022-21628 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Windows Server 2022 — KB5030186 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5030186 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5030186 • MSRC update-guide entry Related CVEs: CVE-2023-36796 CVE-2023-36793 CVE-2023-36792 CVE-2023-36794 CVE-2023-36788 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022 (Server Core installation) Microsoft .NET Framework 3.5 AND […]

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How to Set Up a DevSecOps Pipeline on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up a DevSecOps Pipeline on CentOS Stream 9

Introduction This tutorial demonstrates how to Set Up a DevSecOps Pipeline on CentOS Stream 9 on CentOS Stream 9. 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 CentOS Stream 9 system with […]

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NetBSD 9.4 — libXxf86vm — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — libXxf86vm — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged libXxf86vm<1.1.3 for vulnerability class 'buffer-overflow'. Reference: http://www.x.org/wiki/Development/Security/Advisory-2013-05-23 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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NetBSD 9.4 — bugzilla-2.[0-9]* — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — bugzilla — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged bugzilla for vulnerability class 'eol'. Reference: https://ftp.NetBSD.org/pub/NetBSD/packages/vulns/eol-packages Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Debian 12 — putty — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — putty — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0048 CVE-2003-0069 CVE-2004-1008 CVE-2004-1440 CVE-2005-0467 CVE-2006-7162 CVE-2011-4607 CVE-2013-4206  +12 more Upstream summary: PuTTY 0.53b and earlier does not clear logon credentials from memory, including plaintext passwords, which could […]

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Debian 12 — coreboot — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — coreboot — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-29264 Upstream summary: An issue was discovered in coreboot 4.13 through 4.16. On APs, arbitrary code execution in SMM may occur. Table of contents Symptom & Impact Environment […]

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