May 2021 - Page 54 of 69

Amazon Linux 2 — kernel-livepatch-5.10.50-44.131 — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-5.10.50-44.131 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2021-065 Related CVEs: CVE-2021-41073 Upstream summary: No CVE associated with this advisory Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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Common Problems 115030

Sudo automation fails with TTY requirement

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 📖 ~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 & Cross-Refs References & Further […]

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Arch Linux — kubectl-ingress-nginx — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — kubectl-ingress-nginx — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202111-7 Related CVEs: CVE-2021-25742 Upstream summary: Type: information disclosure. Status: Fixed. Affected: 0.33.0-2. Fixed in: 1.0.4-1. Group: AVG-2490. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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How to Set Up OpenVSwitch on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Set Up OpenVSwitch on SLES 12

Introduction This tutorial covers How to Set Up OpenVSwitch 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 refresh […]

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FreeBSD 13 — memcached — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — memcached — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: memcached — multiple vulnerabilities Related CVEs: CVE-2009-1255 CVE-2016-8704 CVE-2016-8705 CVE-2016-8706 Upstream summary: Cisco Talos reports: Multiple integer overflow vulnerabilities exist within Memcached that could be exploited to achieve remote code […]

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Установка WordPress со стеком LEMP в Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Установка WordPress со стеком LEMP в Ubuntu 18.04

WordPress — это самая популярная CMS (система управления контентов) в сети Интернет. Она позволяет вам легко настраивать блоги и веб-сайты, устанавливаемые поверх отвечающего за за серверную часть MySQL с поддержкой PHP. WordPress обладает невероятной адаптивностью и позволяет в…

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FreeBSD 13 — isakmpd — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — isakmpd — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: isakmpd payload handling denial-of-service vulnerabilities Related CVEs: CVE-2004-0218 CVE-2004-0219 CVE-2004-0220 CVE-2004-0221 CVE-2004-0222 Upstream summary: Numerous errors in isakmpd's input packet validation lead to denial-of-service vulnerabilities. From the Rapid7 advisory: The […]

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