July 2019

Common Problems 118604

setlocale Warnings and UTF-8 Locale Misconfiguration

🟡 Medium   ⏱ 5–30 min  Last verified: 31 July 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 112425

Windows Server 2019 — MSI install rolls back at completion stage due to custom action failure — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 31 July 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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How to Set Up Active Directory Tiered Administration on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Set Up Active Directory Tiered Administration on Windows Server 2012 R2

How to Set Up Active Directory Tiered Administration on Windows Server 2012 R2 The Microsoft Active Directory Tiered Administration model is a security architecture that separates administrative accounts and systems into three tiers to prevent credential theft attacks from escalating across the entire environment. Tier 0 contains the most critical assets — Domain Controllers, PKI […]

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FreeBSD 12 — py27-supervisor — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py27-supervisor — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Supervisord — An authenticated client can run arbitrary shell commands via malicious XML-RPC requests Related CVEs: CVE-2017-11610 Upstream summary: mnaberez reports: supervisord can be configured to run an HTTP server […]

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openSUSE Tumbleweed — libXcursor1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libXcursor1 — multiple vulnerabilities (2 CVEs) — 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-2013:1103-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-2003 CVE-2017-16612 Upstream summary: Integer overflow in X.org libXcursor 1.1.13 and earlier allows X servers to trigger allocation of insufficient memory and a buffer overflow […]

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How to Use Docker Secrets and Environment Variables Securely on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Use Docker Secrets and Environment Variables Securely on RHEL 8

Secrets management is one of the most commonly mishandled aspects of containerized applications. Embedding passwords, API keys, or tokens directly in a Dockerfile or committing them to a repository exposes credentials to anyone who can read the image history or the source tree. RHEL 8 gives you several layers of defense: environment variable files, Docker […]

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FreeBSD 12 — milter-bogom — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — milter-bogom — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: milter-bogom — headerless message crash Upstream summary: Juan J. Marítnez reports: The milter crashes while processing a headerless message Impact: bogom crashes and sendmail moves it to error state Table […]

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Amazon Linux 2 — aspell — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — aspell — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2023-2199 Related CVEs: CVE-2019-25051 Upstream summary: objstack in GNU Aspell 0.60.8 has a heap-based buffer overflow in acommon::ObjStack::dup_top (called from acommon::StringMap::add and acommon::Config::lookup_list). (CVE-2019-25051) Table of contents Symptom & Impact […]

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