December 2023 - Page 86 of 88

Windows Server 2022 — KB5022840 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5022840 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5022840 • MSRC update-guide entry Related CVEs: CVE-2023-21689 CVE-2023-21690 CVE-2023-21692 CVE-2023-21684 CVE-2023-21701 CVE-2023-21797 CVE-2023-21798 CVE-2023-21799  +12 more Affected components: Windows Server 2022 Windows Server 2022 (Server Core installation) Table of contents Symptom […]

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Amazon Linux 2 — ntp — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — ntp — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • December 1, 2023
  • 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 ALAS2-2024-2396 Related CVEs: CVE-2023-26551 CVE-2023-26552 CVE-2023-26553 CVE-2023-26554 CVE-2023-26555 CVE-2013-5211 CVE-2020-11868 CVE-2020-13817  +12 more Upstream summary: mstolfp in libntp/mstolfp.c in NTP 4.2.8p15 has an out-of-bounds write in the cp mstolfp in […]

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Windows Server 2022 — KB5023696 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5023696 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5023696 • MSRC update-guide entry Related CVEs: CVE-2023-21708 CVE-2023-23404 CVE-2023-23411 CVE-2023-23415 CVE-2023-23416 CVE-2023-1017 CVE-2023-1018 CVE-2023-23385  +12 more Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root […]

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NetBSD 9.4 — p5-Data-Validate-IP — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — p5-Data-Validate-IP — vulnerability — patch and remediation guide

  • December 1, 2023
  • BSD
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🟡 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-2021-29662 Upstream summary: pkgsrc audit-packages flagged p5-Data-Validate-IP<0.30 for vulnerability class 'invalid-validation'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-29662 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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NetBSD 9.4 — mgetty+sendfax — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — mgetty+sendfax — vulnerability — patch and remediation guide

  • December 1, 2023
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged mgetty+sendfax<1.1.29 for vulnerability class 'file-permissions'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2002-1392 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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NetBSD 9.4 — php-contao41 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — php-contao41 — vulnerability — patch and remediation guide

  • December 1, 2023
  • 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-2016-4567 Upstream summary: pkgsrc audit-packages flagged php{55,56,70}-contao41-[0-9]* for vulnerability class 'arbitrary-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4567 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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How to Set Up ZFS Send and Receive on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Set Up ZFS Send and Receive on FreeBSD 14

  • December 1, 2023
  • FreeBSD
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Introduction This guide explains how to Set Up ZFS Send and Receive on FreeBSD 14 on FreeBSD 14. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum […]

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Windows Server 2016 — KB5020023 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5020023 — security update — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5020023 • MSRC update-guide entry Related CVEs: CVE-2023-21712 Affected components: Windows Server 2016 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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NetBSD 9.4 — ldns — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ldns — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • December 1, 2023
  • 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-2009-1086 CVE-2011-3581 CVE-2017-1000231 CVE-2017-1000232 CVE-2014-3209 CVE-2020-19860 CVE-2020-19861 Upstream summary: pkgsrc audit-packages flagged ldns<1.5.1 for vulnerability class 'arbitrary-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-1086 Table of contents Symptom & Impact Environment & Reproduction Root […]

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NetBSD 9.4 — kdebase-3.4.[01] — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — kdebase — vulnerability — patch and remediation guide

  • December 1, 2023
  • 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 Upstream summary: pkgsrc audit-packages flagged kdebase{,nb*} for vulnerability class 'local-privilege-escalation'. Reference: http://www.kde.org/info/security/advisory-20050905-1.txt Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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