IT, Cloud & DevOps Blog

openSUSE Tumbleweed — libyaml-cpp0_6 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libyaml-cpp0_6 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2018:0631-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-5950 Upstream summary: The SingleDocParser::HandleNode function in yaml-cpp (aka LibYaml-C++) 0.5.3 allows remote attackers to cause a denial of service (stack consumption and application crash) […]

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Common Problems 114893

RHEL 8 DNF transaction check error blocks updates

🟡 Medium   ⏱ 5–30 min  Last verified: 5 March 2020 📖 ~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 & Cross-Refs References & Further […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 5 March 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: coppermine — Multiple vulnerabilities Related CVEs: CVE-2005-1172 CVE-2006-0872 CVE-2006-0873 CVE-2006-1909 CVE-2007-4976 CVE-2007-4977 CVE-2008-0504 CVE-2008-0505  +3 more Upstream summary: The Coppermine Team reports: The release covers several path disclosure vulnerabilities. If […]

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How To Install WordPress on Ubuntu 12.04 — step-by-step Linux tutorial on Progressive Robot

How To Install WordPress on Ubuntu 12.04

WordPress is a free and open source website and blogging tool that uses php and MySQL. It was created in 2003 and has since then expanded to manage 22% of all the new websites created and has over 20,000 plugins to customize its functionality. This tutorial shows how to install WordPress on a server with LAMP. It is written for Ubuntu 12.04.

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FreeBSD 12 — imap-uw — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — imap-uw — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 5 March 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: imap-uw — University of Washington IMAP c-client Remote Format String Vulnerability Related CVEs: CVE-2005-0198 CVE-2005-2933 CVE-2008-5514 Upstream summary: SecurityFocus reports: University of Washington IMAP c-client is prone to a remote […]

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Arch Linux — diffoscope — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — diffoscope — 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-201702-14 Related CVEs: CVE-2017-0359 Upstream summary: Type: arbitrary file overwrite. Status: Fixed. Affected: 67-1. Fixed in: 77-1. Group: AVG-175. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 10 — neomutt — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — neomutt — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 March 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-14093 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 Install Jenkins on Kubernetes — step-by-step Kubernetes tutorial on Progressive Robot

How To Install Jenkins on Kubernetes

Jenkins is a widely-used open source automation server that can set up CI/CD pipelines. In this tutorial, we will install Jenkins on Kubernetes. To demonstrate its power and ease of use, we will then access the Jenkins UI and run a sample pipeline.

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