September 2021 - Page 42 of 66

How to Set Up Consul on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up Consul on Debian 9

Introduction How to Set Up Consul on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 9. This […]

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Debian 11 — atari800 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — atari800 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0630 CVE-2004-1076 Upstream summary: Multiple buffer overflows in the atari800.svgalib setuid program of the Atari 800 emulator (atari800) before 1.2.2 allow local users to gain privileges via long […]

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FreeBSD 13 — usermin — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — usermin — multiple vulnerabilities (3 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: webmin — unauthenticated remote code execution Related CVEs: CVE-2005-3912 CVE-2005-3962 CVE-2019-15107 Upstream summary: Joe Cooper reports: I've rolled out Webmin version 1.930 and Usermin version 1.780 for all repositories. This […]

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Debian 11 — imapfilter — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — imapfilter — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-10937 Upstream summary: IMAPFilter through 2.6.12 does not validate the hostname in an SSL certificate. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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How to Install GCC and Build Essential Tools on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install GCC and Build Essential Tools on Debian 9

Introduction This guide explains how to Install GCC and Build Essential Tools on Debian 9 on Debian 9 Stretch. Debian Stretch 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 9 install […]

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Common Python Tools: Using virtualenv, Installing with Pip, and Managing Packages — step-by-step Linux tutorial on Progressive Robot

Common Python Tools: Using virtualenv, Installing with Pip, and Managing Packages

In this the cloud provider article, we aim to fill you in on not only the basics, but also the logic behind popular Python tools and items as we dive into using them in real life scenarios. We will begin with downloading and installing some common libraries, setting and working with virtual environments (using virtualenv) and managing packages for development and production of your own applications.

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openSUSE Tumbleweed — ruby2.7-rubygem-activerecord — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ruby2.7-rubygem-activerecord — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2021:1468-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-22880 Upstream summary: The PostgreSQL adapter in Active Record before 6.1.2.1, 6.0.3.5, 5.2.4.5 suffers from a regular expression denial of service (REDoS) vulnerability. Carefully crafted […]

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Arch Linux — mutt — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — mutt — multiple vulnerabilities (2 CVEs) — 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-202011-25 Related CVEs: CVE-2020-28896 CVE-2021-3181 Upstream summary: Type: silent downgrade. Status: Fixed. Affected: 2.0.1-1. Fixed in: 2.0.2-1. Group: AVG-1288. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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