chris

Ubuntu 24.04 — mosquitto — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — mosquitto — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 June 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7441-1 Related CVEs: CVE-2024-10525 CVE-2024-3935 Upstream summary: It was discovered that Eclipse Mosquitto client incorrectly handled memory when receiving a SUBACK packet. An attacker with a malicious broker could possibly […]

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Alpine Linux 3.20 — hivex — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — hivex — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.3.19-r2 📖 ~4 min read  •  Source: Alpine secdb entry — hivex 1.3.19-r2 Related CVEs: CVE-2021-3504 Upstream summary: Alpine community repository for vv3.20 ships hivex 1.3.19-r2 which addresses CVE-2021-3504. Table of contents Symptom & Impact Environment […]

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Common Problems 111092

Windows Server 2025 — Windows Installer service failing with ‘Another installation in progress’ — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 17 June 2025 Affected versions: Windows Server 2025 📖 ~2 min read 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 Prevention & Hardening Related Errors […]

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Ubuntu 22.04 — linux-gcp-6.5 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — linux-gcp-6.5 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 17 June 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6895-2 Related CVEs: CVE-2023-52631 CVE-2023-52637 CVE-2023-52638 CVE-2023-52642 CVE-2023-52643 CVE-2023-52645 CVE-2023-52880 CVE-2023-6270  +12 more Upstream summary: It was discovered that the ATA over Ethernet (AoE) driver in the Linux kernel contained […]

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Windows Server 2019 — KB5046630 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5046630 — security update — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5046630 • MSRC update-guide entry Related CVEs: CVE-2024-43451 Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Ubuntu 24.04 — ckeditor — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — ckeditor — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 June 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7258-1 Related CVEs: CVE-2022-24728 CVE-2023-28439 CVE-2024-24815 CVE-2024-24816 CVE-2024-43411 Upstream summary: Kevin Backhouse discovered that CKEditor did not properly sanitize HTML content. An attacker could possibly use this issue to perform […]

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openSUSE Tumbleweed — proftpd — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — proftpd — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2006-5815 CVE-2019-12815 CVE-2024-48651 CVE-2023-51713 CVE-2020-9272 CVE-2020-9273 CVE-2024-57392 CVE-2009-0542  +10 more Upstream summary: Stack-based buffer overflow in the sreplace function in ProFTPD 1.3.0 and earlier allows remote attackers, probably authenticated, […]

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

Oracle Linux 9 — runc — vulnerability — patch and remediation guide (ELSA-2024-6188)

🟡 Medium   ⏱ 10–30 min  Last verified: 17 June 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-6188 Related CVEs: CVE-2024-24783 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 Rewrite URLs with mod_rewrite for Apache on Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

How to Rewrite URLs with mod_rewrite for Apache on Ubuntu 20.04

Apache’s mod_rewrite module lets you redirect URLs based on additional conditions, or rewrite URLs in a cleaner fashion, translating human-readable paths into code-friendly query string. In this tutorial, you’ll enable `mod_rewrite` and use `.htaccess` files to create a basic URL redirection, and then explore a couple of advanced use cases.

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How to Configure BitLocker Drive Encryption on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Configure BitLocker Drive Encryption on Windows Server 2025

How to Configure BitLocker Drive Encryption on Windows Server 2025 BitLocker Drive Encryption is one of the most important security features available on Windows Server 2025, providing volume-level encryption that protects data at rest from unauthorized access — including physical theft of drives or servers. Unlike desktop BitLocker deployments, server environments require careful planning around […]

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