Operations

Ubuntu 22.04 — dwarfutils — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — dwarfutils — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 March 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7576-1 Related CVEs: CVE-2022-32200 Upstream summary: It was discovered that dwarfutils did not correctly certain memory operations, which could lead to a buffer overflow. An attacker could possibly use this […]

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How to Configure Credential Guard on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Credential Guard on Windows Server 2019

Introduction to Credential Guard Credential Guard is a Windows 10/Server 2019 virtualization-based security feature that isolates credential storage from the main operating system. Traditionally, the Local Security Authority Subsystem Service (LSASS) stores and manages credentials including NTLM password hashes, Kerberos tickets, and cleartext passwords (in some configurations). If an attacker gains kernel-level access or exploits […]

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Windows Server 2022 — KB5022730 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5022730 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5022730 • MSRC update-guide entry Related CVEs: CVE-2023-21808 CVE-2023-21722 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Ubuntu 18.04 — ipython — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — ipython — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 March 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5953-1 Related CVEs: CVE-2015-5607 CVE-2022-21699 Upstream summary: It was discovered that IPython incorrectly processed REST API POST requests. An attacker could possibly use this issue to launch a cross-site request […]

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Amazon Linux 2 — kernel-livepatch-4.14.301-225.528 — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-4.14.301-225.528 — vulnerability — 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 ALAS2LIVEPATCH-2023-111 Related CVEs: CVE-2023-26545 Upstream summary: In the Linux kernel before 6.1.13, there is a double free in net/mpls/af_mpls.c upon an allocation failure (for registering the sysctl table under a […]

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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-2023-1336)

🟠 High   ⏱ 15–60 min  Last verified: 6 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-1336 Related CVEs: CVE-2023-25751 CVE-2023-25752 CVE-2023-28162 CVE-2023-28176 CVE-2023-28164 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Oracle Linux 8 — edk2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — edk2 — vulnerability — patch and remediation guide (ELSA-2023-2932)

🟠 High   ⏱ 15–60 min  Last verified: 6 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2932 Related CVEs: CVE-2023-0286 CVE-2022-4450 CVE-2022-4304 CVE-2023-0215 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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Gentoo Linux — dev-util/rizin — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-util/rizin — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202209-06 Related CVEs: CVE-2022-34612 CVE-2022-36039 CVE-2022-36040 CVE-2022-36041 CVE-2022-36042 CVE-2022-36043 CVE-2022-36044 Upstream summary: Multiple vulnerabilities have been discovered in Rizin. Please review the CVE identifiers referenced below for details. Table of contents Symptom […]

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Oracle Linux 8 — php:7.4 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — php:7.4 — vulnerability — patch and remediation guide (ELSA-2022-5467)

🟠 High   ⏱ 15–60 min  Last verified: 6 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-5467 Related CVEs: CVE-2022-31626 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 8 — libtiff — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libtiff — vulnerability — patch and remediation guide (ELSA-2022-7585)

🟡 Medium   ⏱ 10–30 min  Last verified: 6 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7585 Related CVEs: CVE-2022-1355 CVE-2022-0865 CVE-2022-0908 CVE-2022-0924 CVE-2022-22844 CVE-2022-0562 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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