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Windows Server 2019 — KB5034173 — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5034173 — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5034173 • MSRC update-guide entry Related CVEs: CVE-2024-20674 CVE-2024-20654 CVE-2024-20657 CVE-2024-20680 CVE-2024-20683 CVE-2024-21313 CVE-2024-20653 CVE-2024-20655  +8 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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Oracle Linux 8 — firefox — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — firefox — vulnerability — patch and remediation guide (ELSA-2025-22363)

🟠 High   ⏱ 15–60 min  Last verified: 6 February 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-22363 Related CVEs: CVE-2025-13012 CVE-2025-13013 CVE-2025-13014 CVE-2025-13015 CVE-2025-13016 CVE-2025-13017 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Alpine Linux 3.19 — py3-jinja2 — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — py3-jinja2 — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 3.1.6-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-jinja2 3.1.6-r0 Related CVEs: CVE-2025-27516 CVE-2024-56326 CVE-2024-56201 CVE-2024-22195 CVE-2024-34064 CVE-2020-28493 Upstream summary: Alpine main repository for vv3.19 ships py3-jinja2 3.1.6-r0 which addresses CVE-2025-27516. Table of […]

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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-2025-3937)

🟡 Medium   ⏱ 10–30 min  Last verified: 6 February 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-3937 Related CVEs: CVE-2024-53150 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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Alpine Linux 3.18 — ruby — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — ruby — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 3.2.4-r0 📖 ~4 min read  •  Source: Alpine secdb entry — ruby 3.2.4-r0 Related CVEs: CVE-2024-27282 CVE-2024-27281 CVE-2024-27280 CVE-2023-28755 CVE-2023-28756 CVE-2021-33621 CVE-2022-28738 CVE-2022-28739  +12 more Upstream summary: Alpine main repository for vv3.18 ships ruby 3.2.4-r0 which […]

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Windows Server 2019 — KB5055526 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5055526 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5055526 • MSRC update-guide entry Related CVEs: CVE-2025-26663 CVE-2025-26686 CVE-2025-26670 CVE-2025-27480 CVE-2025-27482 CVE-2025-27491 CVE-2023-40547 CVE-2025-26664  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Use after free in Windows […]

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SLES 12 — net-snmp — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — net-snmp — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 February 2025 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:0668 (see also SUSE bugzilla) Related CVEs: CVE-2025-68615 CVE-2020-15862 CVE-2015-5621 CVE-2018-18065 CVE-2022-44792 CVE-2022-44793 CVE-2022-24805 CVE-2022-24806  +8 more Upstream summary: net-snmp is a SNMP application library, tools and daemon. Prior to versions 5.9.5 […]

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Oracle Linux 8 — NetworkManager-libreswan — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — NetworkManager-libreswan — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 February 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-8353 Related CVEs: CVE-2024-9050 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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Windows Server 2016 — KB5063899 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5063899 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5063899 • MSRC update-guide entry Related CVEs: CVE-2025-50177 CVE-2025-53766 CVE-2025-53778 CVE-2025-49751 CVE-2025-49743 CVE-2025-49761 CVE-2025-49762 CVE-2025-50154  +12 more Affected components: Windows Server 2016 Microsoft summary: Use after free in Windows Message Queuing allows […]

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Windows Server 2016 — KB5063709 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5063709 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5063709 • MSRC update-guide entry Related CVEs: CVE-2025-50177 CVE-2025-53766 CVE-2025-53778 CVE-2025-49751 CVE-2025-49743 CVE-2025-49761 CVE-2025-49762 CVE-2025-50153  +12 more Affected components: Windows Server 2016 Microsoft summary: Use after free in Windows Message Queuing allows […]

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