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Common Problems 112508

Windows Server 2019 — Monthly LCU Reappears as Needed After Successful Install — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 27 August 2019 Affected versions: Windows Server 2019 📖 ~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 […]

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How to Configure SSL/TLS with OpenSSL on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure SSL/TLS with OpenSSL on SLES 12

Introduction This tutorial covers How to Configure SSL/TLS with OpenSSL on SLES 12 on SLES 12. SLES 12 (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 12 system is up to date: zypper […]

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FreeBSD 12 — freeradius-mysql — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — freeradius-mysql — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 27 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: freeradius — EAP-TTLS Tunnel Memory Leak Remote DOS Vulnerability Related CVEs: CVE-2005-1454 CVE-2005-1455 CVE-2005-4745 CVE-2007-2028 Upstream summary: The freeradius development team reports: A malicious 802.1x supplicant could send malformed Diameter […]

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Como usar funções variadic em Go — step-by-step Programming tutorial on Progressive Robot

Como usar funções variadic em Go

Uma função variadic é uma função que aceita zero, um, ou mais valores como um único argumento. Embora as funções variadic não sejam o caso comum, elas podem ser usadas para tornar seu código mais limpo e mais legível. As funções variadic são mais comuns do que parecem. A…

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Debian 9 — neovim — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — neovim — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-12735 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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Ubuntu 14.04 — libmatio — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libmatio — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2019 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5185-1 Related CVEs: CVE-2019-17533 Upstream summary: It was discovered that MATIO incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service or obtain […]

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Oracle Linux 8 — libarchive — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libarchive — vulnerability — patch and remediation guide (ELSA-2020-4443)

🟡 Medium   ⏱ 10–30 min  Last verified: 27 August 2019 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4443 Related CVEs: CVE-2019-19221 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 Install Zentyal on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Zentyal on Ubuntu 14.04

Get started with Zentyal, the open source drop-in replacement for Microsoft Small Business Server / Windows Server Essentials. Zentyal is an all-in-one small business server that can be run via the command line or a graphical dashboard.

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