Security Hardening

NetBSD 10.0 — poppler-glib — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — poppler-glib — vulnerability — patch and remediation guide

  • July 22, 2025
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2009-3607 Upstream summary: pkgsrc audit-packages flagged poppler-glib<0.12.1 for vulnerability class 'local-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-3607 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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NetBSD 9.4 — qt5-qtdeclarative — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — qt5-qtdeclarative — vulnerability — patch and remediation guide

  • July 22, 2025
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2025-12385 Upstream summary: pkgsrc audit-packages flagged qt5-qtdeclarative-[0-9]* for vulnerability class 'denial-of-service'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-12385 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Common Problems 116451

Clock Drift in Dual Boot on Ubuntu 24.04 LTS

🟢 Low   ⏱ 5–30 min  Last verified: 22 July 2025 Affected versions: 24.04 📖 ~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 & Cross-Refs […]

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Debian 12 — opensaml — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — opensaml — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • July 22, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 22 July 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3474 CVE-2009-3475 CVE-2009-3476 CVE-2025-31335 Upstream summary: OpenSAML 2.x before 2.2.1 and XMLTooling 1.x before 1.2.1, as used by Internet2 Shibboleth Service Provider 2.x before 2.2.1, do not follow […]

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AlmaLinux 8 — perl-Digest-MD5 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — perl-Digest-MD5 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • July 22, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8096 Related CVEs: CVE-2025-40909 CVE-2023-47038 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Perl threads have a […]

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How to Install Fluentd on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Install Fluentd on Oracle Linux 10

Introduction Setting up install fluentd on oracle linux 10 on a Oracle Linux 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install Fluentd on Oracle Linux 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]

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Amazon Linux 2 — libsodium — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — libsodium — vulnerability — patch and remediation guide

  • July 22, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2PHP8.2-2026-010 Related CVEs: CVE-2025-69277 Upstream summary: libsodium before ad3004e, in atypical use cases involving certain custom cryptography or untrusted data to crypto_core_ed25519_is_valid_point, mishandles checks for whether an elliptic curve point […]

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FreeBSD 13 — sudo — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — sudo — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • July 22, 2025
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 22 July 2025 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: sudo — privilege escalation vulnerability through host and chroot options Related CVEs: CVE-2005-1993 CVE-2005-2959 CVE-2009-0034 CVE-2010-0426 CVE-2010-1163 CVE-2010-1646 CVE-2010-2956 CVE-2011-0010  +12 more Upstream summary: Todd C. Miller reports, crediting Rich […]

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Windows Server 2022 — KB5070892 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5070892 — security update — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5070892 • MSRC update-guide entry Related CVEs: CVE-2025-59287 Affected components: Windows Server 2022, 23H2 Edition (Server Core installation) Microsoft summary: Deserialization of untrusted data in Windows Server Update Service allows an unauthorized […]

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Debian 12 — pytorch — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — pytorch — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • July 22, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 22 July 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-45907 CVE-2024-31580 CVE-2024-31583 CVE-2024-31584 CVE-2024-48063 CVE-2025-2148 CVE-2025-2149 CVE-2025-2953  +12 more Upstream summary: In PyTorch before trunk/89695, torch.jit.annotations.parse_type_line can cause arbitrary code execution because eval is used unsafely. Table […]

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