2025 - Page 646 of 1252

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-2025-20470)

  • July 2, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 2 July 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-20470 Related CVEs: CVE-2023-52572 CVE-2023-52621 CVE-2023-52757 CVE-2024-26686 CVE-2024-26739 CVE-2024-26952 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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

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

  • July 2, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.1.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — quagga 1.1.1-r0 Related CVEs: CVE-2017-5495 Upstream summary: Alpine main repository for vv3.20 ships quagga 1.1.1-r0 which addresses CVE-2017-5495. Table of contents Symptom & Impact Environment […]

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CentOS Stream 9 — perl-FCGI — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — perl-FCGI — vulnerability — patch and remediation guide

  • July 2, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 2 July 2025 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2025:8635 Related CVEs: CVE-2025-40907 Upstream summary: FastCGI Perl bindings. Security Fix(es): * perl-fcgi: FCGI versions 0.44 through 0.82, for Perl, include a vulnerable version of the FastCGI fcgi2 (aka fcgi) library […]

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How to Configure a Static IP Address with Netplan on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Install and Configure Postfix Mail Server on Ubuntu 24.04

  • July 2, 2025
  • Linux
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Postfix is a popular, high-performance Mail Transfer Agent (MTA) that routes and delivers email. This guide installs and configures Postfix as an outgoing SMTP server on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server A registered domain name DNS MX records pointing to your server A user with […]

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SLES 15 — proftpd — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — proftpd — multiple vulnerabilities (12 CVEs) — patch and remediation guide

  • July 2, 2025
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 2 July 2025 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2019:1836-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-12815 CVE-2019-19270 CVE-2020-9272 CVE-2020-9273 CVE-2023-51713 CVE-2024-48651 CVE-2015-3306 CVE-2016-3125  +4 more Upstream summary: An arbitrary file copy vulnerability in mod_copy in ProFTPD up to 1.3.5b allows […]

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Alpine Linux 3.20 — prometheus-blackbox-exporter — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — prometheus-blackbox-exporter — vulnerability — patch and remediation guide

  • July 2, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 0.18.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — prometheus-blackbox-exporter 0.18.0-r0 Related CVEs: CVE-2020-16248 Upstream summary: Alpine community repository for vv3.20 ships prometheus-blackbox-exporter 0.18.0-r0 which addresses CVE-2020-16248. Table of contents Symptom & Impact Environment […]

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Common Problems 113894

RHEL 10 – DNF Metadata Cache Corruption Causes Update Failures – Fix & Prevention

  • July 2, 2025
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 2 July 2025 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 […]

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openSUSE Leap 15.6 — libnm0 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — libnm0 — vulnerability — patch and remediation guide

  • July 2, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:1419-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-9615 Upstream summary: A flaw was found in NetworkManager. The NetworkManager package allows access to files that may belong to other users. NetworkManager allows […]

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

Oracle Linux 9 — buildah — vulnerability — patch and remediation guide (ELSA-2025-22011)

  • July 2, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 2 July 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-22011 Related CVEs: CVE-2025-52881 CVE-2025-58183 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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How to Install MariaDB on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Install MariaDB on Windows Server 2025

How to Install MariaDB on Windows Server 2025 MariaDB is a community-developed, open-source relational database management system that began as a drop-in replacement for MySQL following Oracle’s acquisition of Sun Microsystems. Today, MariaDB has diverged significantly from MySQL, introducing its own storage engines (Aria, ColumnStore, Spider), superior JSON handling, better query optimiser statistics, and a […]

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