Package Management

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

FreeBSD 12 — libdmx — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 9 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xorg — protocol handling issues in X Window System client libraries Related CVEs: CVE-2013-1981 CVE-2013-1982 CVE-2013-1983 CVE-2013-1984 CVE-2013-1985 CVE-2013-1986 CVE-2013-1987 CVE-2013-1988  +12 more Upstream summary: freedesktop.org reports: Ilja van Sprundel, […]

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How to Install and Configure Kubernetes on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install and Configure Kubernetes on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up install and configure kubernetes 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 and […]

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FreeBSD 12 — linux-c6-libssh — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — linux-c6-libssh — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libssh2 — multiple issues Related CVEs: CVE-2019-3855 CVE-2019-3856 CVE-2019-3857 CVE-2019-3858 CVE-2019-3859 CVE-2019-3860 CVE-2019-3861 CVE-2019-3862  +1 more Upstream summary: libssh2 developers report: Defend against possible integer overflows in comp_method_zlib_decomp. Defend against […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 8 August 2019 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7204-1 Related CVEs: CVE-2018-14349 CVE-2018-14350 CVE-2018-14351 CVE-2018-14352 CVE-2018-14353 CVE-2018-14354 CVE-2018-14355 CVE-2018-14356  +12 more Upstream summary: Jeriko One discovered that NeoMutt incorrectly handled certain IMAP and POP3 responses. An attacker could […]

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

openSUSE Tumbleweed — ruby2.7-rubygem-rails-html-sanitizer — 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-2025:15125-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-3741 Upstream summary: There is a possible XSS vulnerability in all rails-html-sanitizer gem versions below 1.0.4 for Ruby. The gem allows non-whitelisted attributes to be […]

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SLES 15 — ruby2.5-rubygem-sprockets — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — ruby2.5-rubygem-sprockets — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 August 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2018:1994-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-3760 Upstream summary: There is an information leak vulnerability in Sprockets. Versions Affected: 4.0.0.beta7 and lower, 3.7.1 and lower, 2.12.4 and lower. Specially crafted requests […]

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How to Set Up WireGuard VPN on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up WireGuard VPN on RHEL 7

How to Set Up WireGuard VPN on RHEL 7 WireGuard is a modern, high-performance VPN protocol built directly into the Linux kernel (from 5.6 onward) and available as a DKMS module on older kernels like those shipped with RHEL 7. Compared to OpenVPN and IPsec, WireGuard has a dramatically smaller codebase, faster handshake times, and […]

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Oracle Linux 8 — python3.11-pip — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python3.11-pip — vulnerability — patch and remediation guide (ELSA-2023-6914)

🟡 Medium   ⏱ 10–30 min  Last verified: 8 August 2019 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6914 Related CVEs: CVE-2007-4559 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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How to Set Up ZFS on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Set Up ZFS on FreeBSD 12

Introduction This guide explains how to Set Up ZFS on FreeBSD 12 on FreeBSD 12. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege […]

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