January 2020 - Page 43 of 62

Common Problems 113538

Windows Server 2012 R2 — Cluster-Aware Updating Run Fails Mid-Wave During Cumulative Patch — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 10 January 2020 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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FreeBSD 12 — py37-gunicorn — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py37-gunicorn — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-gunicorn — CWE-113 vulnerability Related CVEs: CVE-2018-1000164 Upstream summary: Everardo reports: gunicorn version 19.4.5 contains a CWE-113: Improper Neutralization of CRLF Sequences in HTTP Headers vulnerability in process_headers function in […]

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How to Configure Kubernetes RBAC on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure Kubernetes RBAC on FreeBSD 12

Introduction How to Configure Kubernetes RBAC on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

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FreeBSD 12 — ufraw — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ufraw — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: dcraw — integer overflow condition Related CVEs: CVE-2015-3885 Upstream summary: ocert reports: The dcraw tool, as well as several other projects re-using its code, suffers from an integer overflow condition […]

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FreeBSD 12 — ja-openoffice — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ja-openoffice — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openoffice — DOC document heap overflow vulnerability Related CVEs: CVE-2004-0752 CVE-2005-0941 Upstream summary: AD-LAB reports that a heap-based buffer overflow vulnerability exists in OpenOffice's handling of DOC documents. When reading […]

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openSUSE Tumbleweed — ruby2.7-rubygem-sinatra — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ruby2.7-rubygem-sinatra — 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-2018-11627 Upstream summary: Sinatra before 2.0.2 has XSS via the 400 Bad Request page that occurs upon a params parser exception. Table of contents Symptom […]

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How to Use Editors, Regex, and Hooks with Z-shell — step-by-step DevOps tutorial on Progressive Robot

How to Use Editors, Regex, and Hooks with Z-shell

This article will cover a sampling of the features offered by zsh, including using zsh to emulate other shells, editing on the command line using built in zsh features alongside the external tools vidir and vipe, using regular expressions in zsh commands, and setting up hooks to automate shell behavior.

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How to Set Up SSH Key Authentication on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Set Up SSH Key Authentication on FreeBSD 12

Introduction This guide explains how to Set Up SSH Key Authentication on FreeBSD 12 on FreeBSD 12. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for […]

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