Troubleshooting

Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide (ELSA-2019-1308)

🟠 High   ⏱ 15–60 min  Last verified: 30 November 2019 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-1308 Related CVEs: CVE-2019-7317 CVE-2019-5798 CVE-2019-11698 CVE-2019-9819 CVE-2019-9820 CVE-2019-11692 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How to Configure an iSCSI Target on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure an iSCSI Target on Windows Server 2012 R2

How to Configure an iSCSI Target on Windows Server 2012 R2 iSCSI (Internet Small Computer System Interface) is a storage networking protocol that transports SCSI commands over standard TCP/IP networks, allowing servers to access block-level storage on remote targets as if the storage were a locally attached disk. Windows Server 2012 R2 includes a built-in […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 30 November 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-9310 CVE-2017-9524 CVE-2017-9375 CVE-2017-5715 CVE-2018-10839 CVE-2018-11806 CVE-2018-20815 CVE-2019-13164  +1 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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openSUSE Tumbleweed — yubikey-manager — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — yubikey-manager — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2017-15631 Upstream summary: TP-Link WVR, WAR and ER devices allow remote authenticated administrators to execute arbitrary commands via command injection in the new-workmode variable in the pptp_client.lua file. Table […]

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Common Problems 121529

Debian 9 Repository 404 Not Found for Enabled Mirror

🟡 Medium   ⏱ 5–30 min  Last verified: 29 November 2019 Affected versions: Debian 9 📖 ~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 Schedule Tasks with Cron on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Schedule Tasks with Cron on SLES 15

Introduction This tutorial covers How to Schedule Tasks with Cron on SLES 15 on SLES 15. SLES 15 (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 15 system is up to date: zypper […]

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FreeBSD 12 — php70-soap — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — php70-soap — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php7 — multiple vulnerabilities Upstream summary: The PHP Group reports: Core: Fixed bug #71637 (Multiple Heap Overflow due to integer overflows in xml/filter_url/addcslashes). SOAP: Fixed bug #71610 (Type Confusion Vulnerability […]

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

FreeBSD 12 — django — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: django — multiple vulnerabilities Related CVEs: CVE-2012-4520 Upstream summary: The Django Project reports: Host header poisoning Several earlier Django security releases focused on the issue of poisoning the HTTP Host […]

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How to Configure RDS User Profile Disks on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure RDS User Profile Disks on Windows Server 2016

How to Set Up Windows Server 2016 Remote Desktop Profile Management Profile management in a Remote Desktop Services environment is critical for delivering a consistent user experience across sessions, especially in multi-server farms where a user may connect to a different RDSH server each time. Without proper profile management, each server maintains an independent local […]

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Ubuntu 16.04 — libntlm — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libntlm — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 November 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5108-2 Related CVEs: CVE-2019-17455 Upstream summary: USN-5108-1 fixed a vulnerability in Libntlm. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It […]

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