July 2023 - Page 15 of 78

SLES 15 — ruby2.5-rubygem-activesupport — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — ruby2.5-rubygem-activesupport — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:0275-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-22796 Upstream summary: A regular expression based DoS vulnerability in Active Support <6.1.7.1 and <7.0.4.1. A specially crafted string passed to the underscore method can […]

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SLES 12 — mdds — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — mdds — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:4496-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-1183 Upstream summary: A flaw was found in the Libreoffice package. An attacker can craft an odb containing a "database/script" file with a SCRIPT command […]

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

Oracle Linux 9 — libmicrohttpd — vulnerability — patch and remediation guide (ELSA-2023-6566)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6566 Related CVEs: CVE-2023-27371 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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How to Configure Windows Server 2022 Helm Charts — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Windows Server 2022 Helm Charts

Introduction to IPsec on Windows Server 2022 IPsec (Internet Protocol Security) is a suite of protocols that provides authentication and encryption at the IP layer, securing communications between hosts regardless of the application running above it. Windows Server 2022 includes a fully integrated IPsec implementation through Windows Firewall with Advanced Security (WFAS), allowing administrators to […]

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AlmaLinux 9 — python3.11-cryptography — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — python3.11-cryptography — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2024:2337 Related CVEs: CVE-2023-49083 Upstream summary: The python-cryptography packages contain a Python Cryptographic Authority's (PyCA's) cryptography library, which provides cryptographic primitives and recipes to Python developers. Security Fix(es): * python-cryptography: NULL-dereference when […]

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Amazon Linux 2023 — libsepol — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — libsepol — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2023-017 Related CVEs: CVE-2021-36084 CVE-2021-36085 CVE-2021-36086 CVE-2021-36087 Upstream summary: The CIL compiler in SELinux 3.2 has a use-after-free in __cil_verify_classperms (called from __cil_verify_classpermission and __cil_pre_verify_helper). (CVE-2021-36084) The CIL compiler in […]

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NetBSD 9.4 — xorg-imake — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — xorg-imake — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: NetBSD advisory NetBSD-SA-2005-009 Upstream summary: pkgsrc audit-packages flagged xorg-imake<6.8.2nb2 for vulnerability class 'insecure-temp-files'. Reference: https://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2005-009.txt.asc Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Oracle Linux 9 — Certain SEV Guest Configurations Might Cause Hypervisor CPU Soft-Lockup Warnings — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Certain SEV Guest Configurations Might Cause Hypervisor CPU Soft-Lockup Warnings (XK2-XB5-CWB) (Olrnt)

🟠 High   ⏱ 5–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: Oracle Bug OLRNT-topic_xk2_xb5_cwb Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan […]

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How to Automate Oracle Linux 9 Deployment with Kickstart — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Automate Oracle Linux 9 Deployment with Kickstart

Introduction How to Automate Oracle Linux 9 Deployment with Kickstart on Oracle Linux 9 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is […]

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Windows Server 2022 — KB5030278 — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5030278 — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5030278 • MSRC update-guide entry Related CVEs: CVE-2023-38162 CVE-2023-38161 CVE-2023-38152 CVE-2023-38149 CVE-2023-38144 CVE-2023-38143 CVE-2023-38142 CVE-2023-38141  +5 more Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root […]

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