Troubleshooting

FreeBSD 12 — xscreensaver-gnome — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — xscreensaver-gnome — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xscreensaver – lock bypass Related CVEs: CVE-2015-8025 Upstream summary: RedHat bugzilla reports: In dual screen configurations, unplugging one screen will cause xscreensaver to crash, leaving the screen unlocked. Table of […]

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How to Set Up Ansible on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Ansible on Debian 10

Introduction This guide explains how to Set Up Ansible on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with the standard […]

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Gentoo Linux — dev-libs/libcroco — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-libs/libcroco — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202208-33 Related CVEs: CVE-2020-12825 Upstream summary: The cr_parser_parse_any_core function in libcroco's cr-parser.c does not limit recursion, leading to a denial of service via a stack overflow when trying to parse crafted CSS. […]

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

FreeBSD 12 — habari — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: habari — Cross-Site Scripting Vulnerability Related CVEs: CVE-2008-4601 Upstream summary: Secunia reports: Input passed via the "habari_username" parameter when logging in is not properly sanitised before being returned to the […]

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FreeBSD 12 — shtool — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — shtool — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: shtool — insecure temporary file creation Upstream summary: A Zataz advisory reports that shtool contains a security flaw which could allow a malicious local user to create or overwrite the […]

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How to Configure Hyper-V Quality of Service on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Hyper-V Quality of Service on Windows Server 2019

How to Configure Hyper-V Quality of Service on Windows Server 2019 Hyper-V Quality of Service (QoS) in Windows Server 2019 allows administrators to control the minimum and maximum bandwidth available to virtual machine network adapters and to set storage I/O weight limits. This ensures that critical workloads receive guaranteed bandwidth while preventing any single VM […]

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

Arch Linux — kmail — 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-201706-16 Related CVEs: CVE-2017-9604 Upstream summary: Type: information disclosure. Status: Fixed. Affected: 17.04.1-1. Fixed in: 17.04.2-1. Group: AVG-299. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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

FreeBSD 12 — neon — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: neon — NULL pointer dereference in Digest domain support Related CVEs: CVE-2004-0179 CVE-2004-0398 CVE-2008-3746 Upstream summary: Joe Orton reports: A NULL pointer deference in the Digest authentication support in neon […]

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Debian 9 — postgresql-9.6 — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — postgresql-9.6 — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 April 2020 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-15098 CVE-2017-7546 CVE-2018-10915 CVE-2019-10130 CVE-2019-10208 CVE-2020-1720 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Common Problems 121142

Debian 10 – software RAID array stays degraded and rebuild does not start

🔴 Critical   ⏱ 5–30 min  Last verified: 11 April 2020 Affected versions: Debian 10 📖 ~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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CHAT