chris

Alpine Linux 3.20 — libgsf — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — libgsf — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.14.41-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libgsf 1.14.41-r0 Related CVEs: CVE-2016-9888 Upstream summary: Alpine community repository for vv3.20 ships libgsf 1.14.41-r0 which addresses CVE-2016-9888. Table of contents Symptom & Impact Environment […]

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Windows Server 2019 — KB5063878 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5063878 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5063878 • MSRC update-guide entry Related CVEs: CVE-2025-50177 CVE-2025-53766 CVE-2025-53778 CVE-2025-49751 CVE-2025-49743 CVE-2025-49761 CVE-2025-49762 CVE-2025-50154  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Use after free in Windows […]

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Oracle Linux 9 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel — vulnerability — patch and remediation guide (ELSA-2026-8921)

🟠 High   ⏱ 15–60 min  Last verified: 21 August 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-8921 Related CVEs: CVE-2025-39766 CVE-2025-68741 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Rocky Linux 8 — python-lxml — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — python-lxml — multiple vulnerabilities (18 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-2023:5994 Related CVEs: CVE-2023-40217 CVE-2024-11168 CVE-2024-5642 CVE-2024-9287 CVE-2025-0938 CVE-2025-4138 CVE-2025-4330 CVE-2025-4435  +10 more Upstream summary: Python is an interpreted, interactive, object-oriented programming language that supports modules, classes, exceptions, high-level dynamic […]

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How to Install Haskell GHCup on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Haskell GHCup on Debian 13

Introduction This guide explains how to Install Haskell GHCup on Debian 13 on Debian 13 Trixie. Debian Trixie 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 13 install with the standard […]

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Common Problems 111237

Windows Server 2025 — DNS client returning NXDOMAIN for valid internal records on Server 2025 — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 21 August 2025 Affected versions: Windows Server 2025 📖 ~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 Errors […]

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How to Configure firewalld Rich Rules on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Configure firewalld Rich Rules on Oracle Linux 10

Introduction This tutorial demonstrates how to Configure firewalld Rich Rules on Oracle Linux 10 on Oracle Linux 10. 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 10 system with the […]

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

NetBSD 10.0 — wezterm — 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 wezterm-[0-9]* for vulnerability class 'unknown'. Reference: https://github.com/rust-openssl/rust-openssl/releases/tag/openssl-v0.10.78 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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IBM AIX 7.2 — CVE-2025-14974 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2025-14974 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 20 August 2025 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2025-14974, IBM Support Bulletin CVE: CVE-2025-14974 NVD summary: IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 is vulnerable due to Insecure Direct Object Reference (IDOR). References: www.ibm.com/support/pages/node/7266723 Table of contents Symptom & Impact […]

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FreeBSD 14 — kea-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — kea-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 August 2025 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ISC KEA — Invalid characters cause assert Related CVEs: CVE-2025-11232 CVE-2025-40779 Upstream summary: Internet Systems Consortium, Inc. reports: To trigger the issue, three configuration parameters must have specific settings: "hostname-char-set" […]

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