Fix Prevention

Alpine Linux 3.20 — singularity — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — singularity — multiple vulnerabilities (15 CVEs) — patch and remediation guide

  • November 13, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 4.1.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — singularity 4.1.1-r0 Related CVEs: CVE-2024-23650 CVE-2024-23651 CVE-2024-23652 CVE-2024-23653 CVE-2021-41190 GHSA-77vh-xpmg-72qh CVE-2021-32635 CVE-2021-29136  +7 more Upstream summary: Alpine community repository for vv3.20 ships singularity 4.1.1-r0 which […]

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How to Secure MySQL: Remove Root Remote Login, audit_log on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Secure MySQL: Remove Root Remote Login, audit_log on RHEL 9

  • November 13, 2025
  • Linux
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A default MySQL installation has several security weaknesses: a root account that may be accessible remotely, anonymous user accounts, a test database anyone can access, and no audit logging of who accessed what data. Securing MySQL is essential before any production deployment and covers four main areas: access control (who can connect from where), authentication […]

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SLES 16 — perl-HTTP-Daemon — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — perl-HTTP-Daemon — vulnerability — patch and remediation guide

  • November 13, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 13 November 2025 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:2872-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-31081 Upstream summary: HTTP::Daemon is a simple http server class written in perl. Versions prior to 6.15 are subject to a vulnerability which could potentially […]

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openSUSE Tumbleweed — ognl — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ognl — vulnerability — patch and remediation guide

  • November 13, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:03285-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-53192 Upstream summary: ** UNSUPPORTED WHEN ASSIGNED ** Improper Neutralization of Expression/Command Delimiters vulnerability in Apache Commons OGNL. This issue affects Apache Commons OGNL: all […]

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

Oracle Linux 9 — libvpx — vulnerability — patch and remediation guide (ELSA-2025-9118)

  • November 13, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 13 November 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-9118 Related CVEs: CVE-2025-5283 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 Install Lighttpd on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Install Lighttpd on SLES 16

Introduction This tutorial covers How to Install Lighttpd on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 16 system is up to date: zypper refresh && […]

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Oracle Linux 10 — libtiff — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — libtiff — vulnerability — patch and remediation guide (ELSA-2025-20998)

  • November 13, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 13 November 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-20998 Related CVEs: CVE-2025-9900 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 — nodejs:20 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — nodejs:20 — vulnerability — patch and remediation guide (ELSA-2025-1443)

  • November 13, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 13 November 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-1443 Related CVEs: CVE-2025-23085 CVE-2025-22150 CVE-2025-23083 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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NetBSD 9.4 — py-ply — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — py-ply — vulnerability — patch and remediation guide

  • November 13, 2025
  • BSD
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🟠 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-2025-56005 Upstream summary: pkgsrc audit-packages flagged py{27,310,311,312,313,314}-ply-[0-9]* for vulnerability class 'code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-56005 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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CentOS Stream 9 — capstone — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — capstone — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • November 13, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 13 November 2025 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:4898 Related CVEs: CVE-2025-67873 CVE-2025-68114 Upstream summary: Capstone is a disassembly framework with the target of becoming the ultimate disasm engine for binary analysis and reversing in the security community. Security […]

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