Linux

Oracle Linux 8 — mysql:8.0 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — mysql:8.0 — vulnerability — patch and remediation guide (ELSA-2025-16861)

🟡 Medium   ⏱ 10–30 min  Last verified: 30 June 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-16861 Related CVEs: CVE-2025-50085 CVE-2025-50102 CVE-2025-30689 CVE-2025-50088 CVE-2025-50091 CVE-2025-50086 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide (ELSA-2026-6766)

🟠 High   ⏱ 15–60 min  Last verified: 30 June 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-6766 Related CVEs: CVE-2026-4519 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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Oracle Linux 10 — sssd — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — sssd — vulnerability — patch and remediation guide (ELSA-2025-21020)

🟠 High   ⏱ 15–60 min  Last verified: 30 June 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-21020 Related CVEs: CVE-2025-11561 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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Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide (ELSA-2026-10949)

🟠 High   ⏱ 15–60 min  Last verified: 30 June 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-10949 Related CVEs: CVE-2026-4786 CVE-2026-6100 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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Amazon Linux 2 — soci-snapshotter — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — soci-snapshotter — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2DOCKER-2026-107 Related CVEs: CVE-2026-25679 CVE-2026-27139 CVE-2026-27142 CVE-2026-33186 CVE-2025-47912 CVE-2025-58183 CVE-2025-58185 CVE-2025-58186  +12 more Upstream summary: url.Parse insufficiently validated the host/authority component and accepted some invalid URLs. (CVE-2026-25679) On Unix platforms, […]

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AlmaLinux 8 — bind9.16 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — bind9.16 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8155 Related CVEs: CVE-2026-1519 CVE-2025-40778 CVE-2025-40780 CVE-2024-11187 CVE-2024-1737 CVE-2024-1975 CVE-2024-4076 CVE-2023-4408  +12 more Upstream summary: The Berkeley Internet Name Domain (BIND) is an implementation of the Domain Name System (DNS) protocols. BIND […]

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Oracle Linux 9 — fence-agents — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — fence-agents — vulnerability — patch and remediation guide (ELSA-2026-1239)

🟠 High   ⏱ 15–60 min  Last verified: 30 June 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-1239 Related CVEs: CVE-2025-66418 CVE-2025-66471 CVE-2026-21441 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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How to Configure PHP-FPM with Nginx on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Harden PHP 8.4 on Ubuntu 26.04

A default PHP installation exposes version information, allows dangerous functions, and may be configured permissively for development. Hardening PHP 8.4 reduces the attack surface, limits information disclosure, and protects against common PHP-specific vulnerabilities. This guide hardens PHP 8.4 on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS with PHP […]

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SLES 15 — perl-Text-CSV_XS — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — perl-Text-CSV_XS — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 30 June 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:1936-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-7111 Upstream summary: Text::CSV_XS versions before 1.62 for Perl have a use-after-free when registered callbacks extend the Perl argument stack, which may enable type confusion […]

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