Linux

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

Oracle Linux 8 — vim — vulnerability — patch and remediation guide (ELSA-2019-1619)

🟠 High   ⏱ 15–60 min  Last verified: 6 April 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-1619 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 […]

Read more
How to Secure the MariaDB Installation on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Secure the MariaDB Installation on Debian 10

Introduction This guide explains how to Secure the MariaDB Installation 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 the […]

Read more
Alpine Linux edge — libice — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — libice — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.0.10-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libice 1.0.10-r0 Related CVEs: CVE-2017-2626 Upstream summary: Alpine main repository for vedge ships libice 1.0.10-r0 which addresses CVE-2017-2626. Table of contents Symptom & Impact Environment […]

Read more
openSUSE Tumbleweed — bash — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — bash — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2014:1226-1 (see also SUSE bugzilla) Related CVEs: CVE-2014-6271 CVE-2014-6277 CVE-2014-6278 CVE-2014-7169 CVE-2014-7186 CVE-2014-7187 CVE-2016-9401 CVE-2014-2524 Upstream summary: GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment […]

Read more
How to Install PHP on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install PHP on RHEL 7

How to Install PHP on RHEL 7 PHP is the most widely used server-side scripting language for web development, powering applications ranging from simple contact forms to enterprise content management systems. Red Hat Enterprise Linux 7 ships with an older version of PHP in its base repositories, so for modern frameworks and security patches you […]

Read more
How to Install and Configure Tomcat 9 on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install and Configure Tomcat 9 on Debian 10

Introduction This guide explains how to Install and Configure Tomcat 9 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 […]

Read more
openSUSE Tumbleweed — chrony — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — chrony — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2014-0021 CVE-2012-4502 CVE-2012-4503 CVE-2020-14367 CVE-2016-1567 Upstream summary: Chrony before 1.29.1 has traffic amplification in cmdmon protocol Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

Read more
How To Set Up a Remote Desktop with X2Go on Debian 10 — step-by-step Linux tutorial on Progressive Robot

How To Set Up a Remote Desktop with X2Go on Debian 10

X2Go provides a working “cloud desktop,” complete with all the advantages of an always-online, remotely-accessible, and easily-scalable computing system with a very fast network. It is also more responsive and more secure than many VNC solutions. In this tutorial, you’ll use X2Go to create a Debian 10 XFCE desktop environment that you can access remotely. This “cloud desktop” will include the exact same utilities that you would obtain had you installed Debian 10 and XFCE on your local machine.

Read more
Ubuntu 18.04 — tcpdump — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — tcpdump — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 5 April 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5331-2 Related CVEs: CVE-2018-16301 CVE-2020-8037 CVE-2017-16808 CVE-2018-10103 CVE-2018-10105 CVE-2018-14461 CVE-2018-14462 CVE-2018-14463  +12 more Upstream summary: USN-5331-1 fixed several vulnerabilities in tcpdump. This update provides the corresponding update for Ubuntu 18.04 […]

Read more
Debian 10 — icu — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — icu — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 April 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-10531 CVE-2020-21913 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

Read more
CHAT