Operations

Debian 11 — libmetadata-extractor-java — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libmetadata-extractor-java — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-24613 CVE-2022-24614 Upstream summary: metadata-extractor up to 2.16.0 can throw various uncaught exceptions while parsing a specially crafted JPEG file, which could result in an application crash. This […]

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Debian 11 — doas — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — doas — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-28339 Upstream summary: OpenDoas through 6.8.2, when TIOCSTI is available, allows privilege escalation because of sharing a terminal with the original session. NOTE: TIOCSTI is unavailable in OpenBSD […]

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How to Build Custom Windows Server Images with Packer on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Build Custom Windows Server Images with Packer on Windows Server 2022

Packer Overview and Why Use It for Windows Server Images Packer is an open-source tool from HashiCorp that automates the creation of identical machine images for multiple platforms from a single configuration source. Instead of manually installing and configuring Windows Server 2022, patching it, installing agents, and then capturing it — a process prone to […]

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Windows Server 2016 — KB5025279 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5025279 — 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 KB5025279 • MSRC update-guide entry Related CVEs: CVE-2023-21554 CVE-2023-28219 CVE-2023-28220 CVE-2023-28231 CVE-2023-28232 CVE-2023-28250 CVE-2023-21769 CVE-2023-21729  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Table of contents Symptom […]

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Debian 11 — nuitka — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — nuitka — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-2054 Upstream summary: Code Injection in GitHub repository nuitka/nuitka prior to 0.9. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2022-9998)

🟠 High   ⏱ 15–60 min  Last verified: 27 February 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9998 Related CVEs: CVE-2022-3028 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 — KB5025271 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5025271 — 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 KB5025271 • MSRC update-guide entry Related CVEs: CVE-2023-21554 CVE-2023-28219 CVE-2023-28220 CVE-2023-28231 CVE-2023-28232 CVE-2023-28250 CVE-2023-21769 CVE-2023-21729  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Table of contents Symptom […]

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Oracle Linux 9 — guestfs-tools security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — guestfs-tools security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-7959)

🟢 Low   ⏱ 5–15 min  Last verified: 26 February 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7959 Related CVEs: CVE-2022-2211 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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IBM AIX 7.1 — CVE-2022-22317 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2022-22317 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 26 February 2023 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2022-22317, IBM Support Bulletin CVE: CVE-2022-22317 NVD summary: IBM Curam Social Program Management 8.0.0 and 8.0.1 does not invalidate session after logout which could allow an authenticated user to impersonate another user […]

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IBM AIX 7.1 — CVE-2022-30615 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2022-30615 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 26 February 2023 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2022-30615, IBM Support Bulletin CVE: CVE-2022-30615 NVD summary: "IBM InfoSphere Information Server 11.7 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus […]

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