Security Hardening

Alpine Linux 3.19 — faad2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — faad2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 2.9.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — faad2 2.9.0-r0 Related CVEs: CVE-2019-6956 CVE-2018-20196 CVE-2018-20199 CVE-2018-20360 CVE-2018-20362 CVE-2018-19504 CVE-2018-20195 CVE-2018-20198  +12 more Upstream summary: Alpine community repository for vv3.19 ships faad2 2.9.0-r0 which […]

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CentOS Stream 9 — java-11-openjdk — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — java-11-openjdk — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 24 March 2025 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2024:4567 Related CVEs: CVE-2024-21131 CVE-2024-21138 CVE-2024-21140 CVE-2024-21144 CVE-2024-21145 CVE-2024-21147 CVE-2024-20918 CVE-2024-20919  +12 more Upstream summary: The java-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 Java Software […]

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Common Problems 127001

CentOS Stream 10 – Common Problem 204 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 24 March 2025 Affected versions: CentOS Stream 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 Related Errors […]

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Windows Server 2016 — KB5041823 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5041823 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5041823 • MSRC update-guide entry Related CVEs: CVE-2024-38063 CVE-2024-38140 CVE-2024-38193 CVE-2024-38196 CVE-2024-38198 CVE-2024-38199 CVE-2024-29995 CVE-2024-38114  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Table of contents Symptom […]

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Rocky Linux 8 — grub2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — grub2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2025:3367 Related CVEs: CVE-2025-0624 CVE-2025-61662 Upstream summary: The grub2 packages provide version 2 of the Grand Unified Boot Loader (GRUB), a highly configurable and customizable boot loader with modular architecture. […]

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NetBSD 10.0 — postgresql93 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — postgresql93 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged postgresql93-* 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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FreeBSD 14 — py37-Flask-Cors — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — py37-Flask-Cors — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 March 2025 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-Flask-Cors — directory traversal vulnerability Related CVEs: CVE-2020-25032 Upstream summary: praetorian-colby-morgan reports: An issue was discovered in Flask-CORS (aka CORS Middleware for Flask) before 3.0.9. It allows ../ directory traversal […]

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FreeBSD 14 — hlstats — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — hlstats — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 23 March 2025 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: hlstats — multiple cross site scripting vulnerabilities Related CVEs: CVE-2006-4454 CVE-2006-6780 CVE-2006-6781 CVE-2007-2812 Upstream summary: Kefka reports multiple cross site scripting vulnerabilities within hlstats. The vulnerabilities are caused due to […]

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NetBSD 10.0 — open-vm-tools — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — open-vm-tools — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2009-1143 CVE-2009-1142 CVE-2025-22247 Upstream summary: pkgsrc audit-packages flagged open-vm-tools-[0-9]* for vulnerability class 'multiple-vulnerabilities'. Reference: http://secunia.com/advisories/43798/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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NetBSD 10.0 — jakarta-tomcat5 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — jakarta-tomcat5 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2005-2090 CVE-2008-2370 CVE-2008-3271 CVE-2008-5519 Upstream summary: pkgsrc audit-packages flagged jakarta-tomcat5<=5.0.19 for vulnerability class 'http-response-smuggling'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-2090 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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CHAT