June 2020 - Page 54 of 66

openSUSE Tumbleweed — pam_yubico — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — pam_yubico — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2018-9275 Upstream summary: In check_user_token in util.c in the Yubico PAM module (aka pam_yubico) 2.18 through 2.25, successful logins can leak file descriptors to the […]

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Common Problems 121020

Debian 10 – resolv.conf Keeps Reverting and DNS Fails – Resolver Control

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 10 📖 ~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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Alpine Linux edge — hermes — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — hermes — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0 📖 ~4 min read  •  Source: Alpine secdb entry — hermes 0 Related CVEs: CVE-2020-1914 CVE-2020-1915 Upstream summary: Alpine community repository for vedge ships hermes 0 which addresses CVE-2020-1914. Table of contents Symptom & Impact […]

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Arch Linux — python-lxml — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — python-lxml — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202012-1 Related CVEs: CVE-2020-27783 Upstream summary: Type: cross-site scripting. Status: Fixed. Affected: 4.6.1-3. Fixed in: 4.6.2-1. Group: AVG-1319. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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How to Configure RAID 10 with mdadm on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure RAID 10 with mdadm on Debian 10

Introduction This guide explains how to Configure RAID 10 with mdadm on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with […]

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Common Problems 117969

Ubuntu 18.04 LTS Swap Not Activating After Reboot

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: 18.04 LTS 📖 ~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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FreeBSD 12 — ioquake3-devel — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ioquake3-devel — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: id Tech 3 — remote code execution vulnerability Related CVEs: CVE-2017-6903 Upstream summary: The content auto-download of id Tech 3 can be used to deliver maliciously crafted content, that triggers […]

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FreeBSD 12 — php55-zip — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — php55-zip — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — multiple vulnerabilities Related CVEs: CVE-2015-8874 CVE-2015-8879 CVE-2016-5385 CVE-2016-5399 CVE-2016-5766 CVE-2016-5767 CVE-2016-5768 CVE-2016-5769  +12 more Upstream summary: PHP reports: Fixed bug #69975 (PHP segfaults when accessing nvarchar(max) defined columns) […]

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Ubuntu and Debian Package Management Essentials — step-by-step Linux tutorial on Progressive Robot

Ubuntu and Debian Package Management Essentials

Package management software allows you to easily control the software on your servers. These tools allow you to install, remove, update, and configure thousands of packages through a unified interface. In this guide, we will discuss some of the most common package management procedures that can be used with Ubuntu and Debian systems.

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Ubuntu 18.04 — python-os-brick — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — python-os-brick — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4420-1 Related CVEs: CVE-2020-10755 Upstream summary: David Hill and Eric Harney discovered that Cinder and os-brick incorrectly handled ScaleIO backend credentials. An attacker could possibly use this issue to expose […]

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