May 2023 - Page 58 of 72

Common Problems 113010

Windows Server 2016 — Default gateway disappears after NIC driver update — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 29 May 2026 Affected versions: Windows Server 2016 📖 ~1 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 […]

Read more
Oracle Linux 9 — sudo — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — sudo — vulnerability — patch and remediation guide (ELSA-2024-0811)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-0811 Related CVEs: CVE-2023-28487 CVE-2023-28486 CVE-2023-42465 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

Read more
Oracle Linux 8 — python3.11-cryptography — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python3.11-cryptography — vulnerability — patch and remediation guide (ELSA-2024-3105)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-3105 Related CVEs: CVE-2023-49083 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Common Problems 111789

Windows Server 2022 — Microsoft Defender Real-Time Protection Disabled by Policy Conflict — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 18 May 2026 Affected versions: Windows Server 2022 📖 ~1 min read Table of contents Symptom & Impact Quick Checks Deep Diagnosis Primary Fix Verification Prevention & Hardening Symptom & Impact Real-time protection remains off despite endpoint protection requirements, often after conflicting baseline deployment. Malware exposure increases […]

Read more
How To Install Aegir and Use it to Deploy Drupal Sites on a Debian VPS — step-by-step Linux tutorial on Progressive Robot

How To Install Aegir and Use it to Deploy Drupal Sites on a Debian VPS

This tutorial covers how to install Aegir and use it to deploy Drupal sites on a Debian VPS. Aegir is a hosting system for Drupal powered sites based on many Drupal itself (for Aegir core), Drupal deployment tools, and the Drush. Aegir makes it simple for you to host Drupal sites, as well as to manage and deploy them effectively.

Read more
CentOS Stream 9 — zziplib — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — zziplib — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2025:20838 Related CVEs: CVE-2018-17828 CVE-2020-18770 Upstream summary: The zziplib is a lightweight library to easily extract data from zip files. Security Fix(es): * zziplib: directory traversal in unzzip_cat in the bins/unzzipcat-mem.c […]

Read more
Amazon Linux 2023 — jbigkit — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — jbigkit — vulnerability — 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 ALAS2023-2023-376 Related CVEs: CVE-2022-1210 Upstream summary: A vulnerability classified as problematic was found in LibTIFF 4.3.0. Affected by this vulnerability is the TIFF File Handler of tiff2ps. Opening a malicious […]

Read more
Oracle Linux 9 — qemu-kvm — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — qemu-kvm — security and stability fixes — required update (ELSA-2022-5263)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-5263 Related CVEs: CVE-2022-26354 CVE-2022-26353 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

Read more
CHAT