Package Management

How to Set Up Port Knocking on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Port Knocking on Debian 10

Introduction Deploying set up port knocking 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 Ensure Debian […]

Read more
How to Use cron and at Scheduling on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Use cron and at Scheduling on IBM AIX 7.2

Introduction IBM AIX 7.2 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use cron and at scheduling on ibm aix 7.2 […]

Read more
FreeBSD 12 — libraw — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libraw — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 26 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libraw — multiple DoS vulnerabilities Related CVEs: CVE-2015-3885 CVE-2015-8366 CVE-2015-8367 CVE-2017-14265 CVE-2017-14348 CVE-2017-14608 CVE-2017-16909 CVE-2017-16910  +3 more Upstream summary: Secunia Research reports: CVE-2018-5800: An off-by-one error within the "LibRaw::kodak_ycbcr_load_raw()" function […]

Read more
openSUSE Tumbleweed — ruby2.2-rubygem-rack — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ruby2.2-rubygem-rack — multiple vulnerabilities (3 CVEs) — 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-2025:14811-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-0262 CVE-2013-0263 CVE-2015-3225 Upstream summary: rack/file.rb (Rack::File) in Rack 1.5.x before 1.5.2 and 1.4.x before 1.4.5 allows attackers to access arbitrary files outside the intended […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 26 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: strongSwan — Heap-based buffer overflow in eap-mschapv2 plugin due to improper handling of failure request packets Related CVEs: CVE-2013-2944 CVE-2013-5018 CVE-2013-6075 CVE-2013-6076 CVE-2014-2338 CVE-2015-3991 CVE-2015-4171 CVE-2015-8023  +12 more Upstream summary: […]

Read more
Arch Linux — pam-krb5 — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — pam-krb5 — 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-202004-5 Related CVEs: CVE-2020-10595 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 4.8-1. Fixed in: 4.9-1. Group: AVG-1119. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

Read more
Debian 10 — minidlna — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — minidlna — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 April 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-12695 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
Oracle Linux 8 — go-toolset:ol8 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — go-toolset:ol8 — vulnerability — patch and remediation guide (ELSA-2019-1519)

🟡 Medium   ⏱ 10–30 min  Last verified: 26 April 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-1519 Related CVEs: CVE-2019-9741 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 Configure Hot-Plug PCI Devices on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure Hot-Plug PCI Devices on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure hot-plug pci devices on ibm aix 7.1 on […]

Read more
FreeBSD 12 — bash-static — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — bash-static — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: bash — remote code execution Related CVEs: CVE-2014-6271 CVE-2014-6277 CVE-2014-6278 CVE-2014-7169 CVE-2014-7186 CVE-2014-7187 Upstream summary: Note that this is different than the public "Shellshock" issue. Specially crafted environment variables could […]

Read more
CHAT