Package Management

FreeBSD 12 — mutt-devel — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

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

🟢 Low   ⏱ 5–15 min  Last verified: 1 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mutt-devel — failure to check SMTP TLS server certificate Related CVEs: CVE-2011-1429 Upstream summary: Dave B reports on Full Disclosure: It seems that mutt fails to check the validity of […]

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

Debian 9 — ppp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 February 2020 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-8597 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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Arch Linux — lib32-libgcrypt — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — lib32-libgcrypt — 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-201709-14 Related CVEs: CVE-2017-0379 Upstream summary: Type: private key recovery. Status: Fixed. Affected: 1.8.0-1. Fixed in: 1.8.1-1. Group: AVG-403. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Ubuntu 18.04 — tmpreaper — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — tmpreaper — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 February 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4077-1 Related CVEs: CVE-2019-3461 Upstream summary: It was discovered that tmpreaper incorrectly handled certain mount operations. A local attacker could possibly use this issue to create arbitrary files, leading to […]

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SLES 15 — bzip2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — bzip2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 1 February 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2010:018 (see also SUSE bugzilla) Related CVEs: CVE-2010-0405 CVE-2019-12900 CVE-2016-3189 Upstream summary: Integer overflow in the BZ2_decompress function in decompress.c in bzip2 and libbzip2 before 1.0.6 allows context-dependent attackers to cause a […]

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How to Install Go and Build CLI Tools on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Go and Build CLI Tools on RHEL 8

Go is a statically typed, compiled language developed by Google that excels at building fast, portable command-line tools and system utilities. On RHEL 8, the version available through the default repositories may lag behind the upstream release, so installing directly from the official tarball ensures you get the latest stable toolchain. This tutorial walks you […]

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How to Configure Container Networking with Flannel on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure Container Networking with Flannel on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure container networking with flannel on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]

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How to Configure Chocolatey for Package Management on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure Chocolatey for Package Management on Windows Server 2012 R2

How to Configure Chocolatey for Package Management on Windows Server 2012 R2 Chocolatey is the de facto package manager for Windows, providing a command-line interface for installing, updating, and removing software packages in a repeatable, scriptable, and auditable way. On Windows Server 2012 R2, Chocolatey works extremely well and is one of the most effective […]

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How to Configure sudo for Non-Root Users on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure sudo for Non-Root Users on Debian 10

Introduction Deploying configure sudo for non-root users on debian 10 on a Debian 10 Buster machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before […]

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

openSUSE Tumbleweed — mobidict — 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 Related CVEs: CVE-2018-11724 Upstream summary: The mobi_pk1_decrypt function in encryption.c in Libmobi 0.3 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact […]

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