IT, Cloud & DevOps Blog

Common Problems 115418

RHEL 7 firewalld Blocks Internal App Port After Reload

🟡 Medium   ⏱ 5–30 min  Last verified: 2 August 2019 📖 ~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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Common Problems 112430

Windows Server 2019 Disk Queue Length Sustained Above Threshold on VM Hosts – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 2 August 2019 Affected versions: Windows Server 2019 📖 ~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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openSUSE Tumbleweed — rrdtool — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — rrdtool — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2017:0103-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-2131 Upstream summary: Format string vulnerability in the rrdtool module 1.4.7 for Python, as used in Zenoss, allows context-dependent attackers to cause a denial of […]

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FreeBSD 12 — php4-dba — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — php4-dba — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — ini database truncation inside dba_replace() function Related CVEs: CVE-2008-7068 Upstream summary: securityfocus research reports: A bug that leads to the emptying of the INI file contents if the […]

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How to Install and Configure SQLite on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install and Configure SQLite on RHEL 7

How to Install and Configure SQLite on RHEL 7 SQLite is a self-contained, serverless, zero-configuration relational database engine that stores an entire database as a single file on disk. Unlike PostgreSQL or MySQL, SQLite requires no dedicated daemon, no user accounts, and no network configuration — the database engine is a library linked directly into […]

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How to Configure Syslog on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure Syslog 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 syslog on ibm aix 7.1 on IBM AIX […]

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FreeBSD 12 — finch — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — finch — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 August 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pidgin — MSN overflow parsing SLP messages Related CVEs: CVE-2009-1373 CVE-2009-1374 CVE-2009-1375 CVE-2009-1376 CVE-2009-2694 Upstream summary: Secunia reports: A vulnerability has been reported in Pidgin, which can be exploited by […]

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

openSUSE Tumbleweed — mr — 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 (see also SUSE bugzilla) Related CVEs: CVE-2018-7032 Upstream summary: webcheckout in myrepos through 1.20171231 does not sanitize URLs that are passed to git clone, allowing a malicious website operator or a […]

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Ubuntu 18.04 — evince — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — evince — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 August 2019 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4024-1 Related CVEs: https://launchpad.net/bugs/1794848 https://launchpad.net/bugs/1788929 CVE-2019-11459 Upstream summary: As a security improvement, this update adjusts the AppArmor profile for the Evince thumbnailer to reduce access to the system and adjusts […]

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