2025 - Page 165 of 1217

How to Configure SSL/TLS with OpenSSL and Self-Signed Certificates on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Configure SSL/TLS with OpenSSL and Self-Signed Certificates on RHEL 9

  • November 10, 2025
  • Linux
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Even when free trusted certificates from Let’s Encrypt are available for public domains, self-signed certificates serve important roles: development environments, internal network services, IoT devices, automated testing pipelines, and machine-to-machine communication within a private network. Unlike Let’s Encrypt certificates, self-signed certificates require no domain ownership verification or outbound internet access — they can be generated […]

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Debian 13 — net-acct — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — net-acct — vulnerability — patch and remediation guide

  • November 10, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0851 Upstream summary: The (1) write_list and (2) dump_curr_list functions in Net-Acct before 0.71 allows local users to overwrite arbitrary files via a symlink attack on temporary files. […]

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Oracle Linux 10 — expat — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — expat — vulnerability — patch and remediation guide (ELSA-2025-21030)

  • November 10, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-21030 Related CVEs: CVE-2025-59375 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 Add Software Repositories in SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Add Software Repositories in SLES 16

Introduction This tutorial covers How to Add Software Repositories in SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 16 system is up to date: zypper refresh […]

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Oracle Linux 8 — go-toolset:ol8 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — go-toolset:ol8 — vulnerability — patch and remediation guide (ELSA-2025-8478)

  • November 10, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-8478 Related CVEs: CVE-2025-22871 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 Set Up a LAMP Stack (Linux, Apache, MySQL, PHP) on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up a LAMP Stack (Linux, Apache, MySQL, PHP) on RHEL 9

  • November 10, 2025
  • Linux
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A LAMP stack — Linux, Apache HTTP Server, MySQL (or MariaDB), and PHP — is the original and most widely deployed open-source web hosting stack. It has powered millions of websites since the early 2000s and remains the default for hosting control panels (cPanel, Plesk, DirectAdmin) and many shared hosting environments. Apache’s .htaccess support, mod_rewrite, […]

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How to Manage Packages with Zypper on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Manage Packages with Zypper on SLES 16

Introduction This tutorial covers How to Manage Packages with Zypper on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Step 1 — Refresh Repositories zypper refresh Step 2 — Search […]

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SLES 16 — libXpm4 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libXpm4 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • November 10, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:323-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-4883 CVE-2022-44617 CVE-2022-46285 CVE-2023-43788 CVE-2023-43789 Upstream summary: A flaw was found in libXpm. When processing files with .Z or .gz extensions, the library calls external […]

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SLES 16 — python313-uv — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — python313-uv — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • November 10, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2025-13327 CVE-2025-62518 CVE-2025-54368 Upstream summary: A flaw was found in uv. This vulnerability allows an attacker to execute malicious code during package resolution or installation […]

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How to Configure SSH Key Authentication on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Configure SSH Key Authentication on SLES 16

Introduction This tutorial covers How to Configure SSH Key Authentication on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 16 system is up to date: zypper […]

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