Common Problems

Oracle Linux 8 — util-linux — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — util-linux — vulnerability — patch and remediation guide (ELSA-2026-1852)

🟡 Medium   ⏱ 10–30 min  Last verified: 14 March 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-1852 Related CVEs: CVE-2025-14104 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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Amazon Linux 2 — nerdctl — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — nerdctl — 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 ALAS2-2026-3265 Related CVEs: CVE-2026-27143 CVE-2026-27144 CVE-2026-32280 CVE-2026-32281 CVE-2026-32282 CVE-2026-32283 CVE-2026-32288 CVE-2026-32289  +12 more Upstream summary: Arithmetic over induction variables in loops were not correctly checked for underflow or overflow in […]

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Ubuntu 22.04 — libarchive — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libarchive — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 March 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8292-1 Related CVEs: CVE-2026-4424 CVE-2026-4426 CVE-2026-5121 CVE-2019-19221 CVE-2025-25724 CVE-2025-5916 CVE-2025-5917 CVE-2026-4111  +10 more Upstream summary: It was discovered that libarchive incorrectly handled certain RAR archives. An attacker could possibly use […]

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Oracle Linux 9 — java-21-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — java-21-openjdk — vulnerability — patch and remediation guide (ELSA-2026-9689)

🟠 High   ⏱ 15–60 min  Last verified: 14 March 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-9689 Related CVEs: CVE-2026-22007 CVE-2026-22013 CVE-2026-22016 CVE-2026-22018 CVE-2026-22021 CVE-2026-23865 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 10 — gvisor-tap-vsock — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — gvisor-tap-vsock — vulnerability — patch and remediation guide (ELSA-2025-9151)

🟡 Medium   ⏱ 10–30 min  Last verified: 14 March 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-9151 Related CVEs: CVE-2025-22871 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 — mysql:8.4 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — mysql:8.4 — vulnerability — patch and remediation guide (ELSA-2026-5640)

🟡 Medium   ⏱ 10–30 min  Last verified: 14 March 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-5640 Related CVEs: CVE-2026-21936 CVE-2026-21937 CVE-2026-21941 CVE-2026-21948 CVE-2026-21964 CVE-2026-21968 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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

AlmaLinux 8 — tigervnc — 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-2026:13414 Related CVEs: CVE-2026-33999 CVE-2026-34001 CVE-2026-34003 CVE-2026-34352 CVE-2025-62229 CVE-2025-62230 CVE-2025-62231 CVE-2025-49175  +12 more Upstream summary: Virtual Network Computing (VNC) is a remote display system which allows users to view a computing desktop […]

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CentOS Stream 9 — fence-agents — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — fence-agents — multiple vulnerabilities (17 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 March 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:13917 Related CVEs: CVE-2026-30922 CVE-2026-23490 CVE-2025-66418 CVE-2025-66471 CVE-2026-21441 CVE-2024-56201 CVE-2024-56326 CVE-2024-6345  +9 more Upstream summary: The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. […]

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

Oracle Linux 9 — postgresql — vulnerability — patch and remediation guide (ELSA-2026-3730)

🟠 High   ⏱ 15–60 min  Last verified: 14 March 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-3730 Related CVEs: CVE-2026-2004 CVE-2026-2005 CVE-2026-2006 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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Windows Server 2016 — KB5082200 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5082200 — 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 KB5082200 • MSRC update-guide entry Related CVEs: CVE-2026-32157 CVE-2026-33827 CVE-2026-33824 CVE-2026-25250 CVE-2026-23670 CVE-2026-26151 CVE-2026-26155 CVE-2026-26160  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Microsoft summary: Use after […]

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