Logging Monitoring

Oracle Linux 10 — python3.12 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — python3.12 — vulnerability — patch and remediation guide (ELSA-2025-23940)

🟡 Medium   ⏱ 10–30 min  Last verified: 16 August 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-23940 Related CVEs: CVE-2025-8291 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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How to Configure Nginx Load Balancing on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure Nginx Load Balancing on Debian 13

Introduction How to Configure Nginx Load Balancing on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 12. […]

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Common Problems 119612

Debian 13 – Postfix Queue Deferred by DNS Resolution Errors – Mail Flow Repair

🟠 High   ⏱ 5–30 min  Last verified: 16 August 2025 Affected versions: Debian 13 (Trixie) 📖 ~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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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-2025-4341)

🟠 High   ⏱ 15–60 min  Last verified: 16 August 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-4341 Related CVEs: CVE-2025-21927 CVE-2024-44990 CVE-2024-42292 CVE-2024-42322 CVE-2024-46826 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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NetBSD 9.4 — epiphany — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — epiphany — multiple vulnerabilities (10 CVEs) — 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 Related CVEs: CVE-2021-45088 CVE-2021-45086 CVE-2021-45087 CVE-2021-45085 CVE-2022-29536 CVE-2025-3839 CVE-2017-1000025 CVE-2018-11396  +2 more Upstream summary: pkgsrc audit-packages flagged epiphany<41.1 for vulnerability class 'cross-site-scripting'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-45088 Table of contents Symptom & Impact Environment […]

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Oracle Linux 10 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2025-20405)

🟡 Medium   ⏱ 10–30 min  Last verified: 16 August 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-20405 Related CVEs: CVE-2024-36357 CVE-2024-36350 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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Alpine Linux 3.20 — libressl — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — libressl — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 3.4.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libressl 3.4.3-r0 Related CVEs: CVE-2022-0778 CVE-2020-1971 CVE-2018-0732 CVE-2018-0495 CVE-2017-8301 Upstream summary: Alpine community repository for vv3.20 ships libressl 3.4.3-r0 which addresses CVE-2022-0778. Table of contents […]

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

Oracle Linux 9 — fontforge — vulnerability — patch and remediation guide (ELSA-2026-6628)

🟠 High   ⏱ 15–60 min  Last verified: 16 August 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-6628 Related CVEs: CVE-2025-15270 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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SLES 12 — ghostscript — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — ghostscript — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 16 August 2025 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:3044-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-3781 CVE-2025-27832 CVE-2025-27835 CVE-2025-27836 CVE-2024-46951 CVE-2024-46953 CVE-2024-46956 CVE-2024-33871  +12 more Upstream summary: A trivial sandbox (enabled with the `-dSAFER` option) escape flaw was found in […]

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Common Problems 111094

Windows Server 2025 — Transform (.mst) file rejected by Windows Installer validation — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 16 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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