IT, Cloud & DevOps Blog

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

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

🟠 High   ⏱ 15–60 min  Last verified: 1 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: wireshark — PCNFSD Dissector Denial of Service Vulnerability Related CVEs: CVE-2004-0176 CVE-2004-0365 CVE-2004-0367 CVE-2004-0504 CVE-2004-0505 CVE-2004-0506 CVE-2004-0507 CVE-2004-0633  +12 more Upstream summary: Secunia reports: A vulnerability has been reported in […]

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Debian 9 — ghostscript — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — ghostscript — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 1 July 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-9611 CVE-2018-11645 CVE-2018-15908 CVE-2018-16509 CVE-2018-19134 CVE-2019-10216 CVE-2019-14811 CVE-2019-14869  +3 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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openSUSE Tumbleweed — python36-ruamel.yaml — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python36-ruamel.yaml — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2019-20478 Upstream summary: In ruamel.yaml through 0.16.7, the load method allows remote code execution if the application calls this method with an untrusted argument. In […]

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Getting Started With Flask — step-by-step Python tutorial on Progressive Robot

Getting Started With Flask

Learn how to use Flask — a Python micro web framework, to build your web applications. See how Flask handles routing, web page templating, and more.

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Android SQLite Database Example Tutorial — step-by-step Databases tutorial on Progressive Robot

Android SQLite Database Example Tutorial

Welcome to Android SQLite Example Tutorial. Android SQLite is the mostly preferred way to store data for android applications. For many applications, SQLite is the apps backbone whether it's used directly or via some third-party wrapper. Below is the final app we will create today using Android SQLite database. ![android sqlite example tutorial](images/android-sqlite-database-example-tutorial-section-1.png) Android SQLite […]

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Common Problems 119072

Ubuntu 14.04 LTS locale misconfiguration spams warning messages

🟢 Low   ⏱ 5–30 min  Last verified: 30 June 2019 Affected versions: 14.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

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How to Set Up NAT on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Set Up NAT on Windows Server 2012 R2

How to Set Up NAT on Windows Server 2012 R2 Network Address Translation (NAT) allows a Windows Server 2012 R2 machine to function as an internet gateway, translating private IP addresses from an internal network to a public IP address for outbound internet access. This is commonly used for branch offices, isolated lab networks, or […]

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How to Set Up CircleCI Runner on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Set Up CircleCI Runner on SLES 12

Introduction This tutorial covers How to Set Up CircleCI Runner on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper […]

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How To Use sub() and gsub() in R — step-by-step DevOps tutorial on Progressive Robot

How To Use sub() and gsub() in R

URL: https://www.progressiverobot.com/sub-and-gsub-function-r/ Introduction The sub() and gsub() functions in R will substitute the string or the characters in a vector or a data frame with a specific string. These functions are useful when performing changes on large data sets. In this article, you will explore how to use sub() and gsub() functions in R. Prerequisites […]

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