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Common Problems 120628

Debian 11 – root filesystem fills rapidly from logs and cache growth

🟠 High   ⏱ 5–30 min  Last verified: 14 April 2022 Affected versions: Debian 11 📖 ~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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AlmaLinux 8 — libecpg — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libecpg — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:1895 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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AlmaLinux 8 — qt5-qtscript — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — qt5-qtscript — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:4172 Related CVEs: CVE-2021-3481 Upstream summary: Qt is a software toolkit for developing applications. The following packages have been upgraded to a later upstream version: adwaita-qt (1.2.1), python-qt5 (5.15.0), qgnomeplatform (0.7.1), qt5 […]

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IBM AIX 7.3 — CVE-2020-4406 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2020-4406 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 14 April 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2020-4406, IBM Support Bulletin CVE: CVE-2020-4406 NVD summary: IBM Spectrum Protect Client 8.1.7.0 through 8.1.9.1 (Linux and Windows), 8.1.9.0 trough 8.1.9.1 (AIX) and IBM Spectrum Protect for Space Management 8.1.7.0 through 8.1.9.1 […]

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FreeBSD 13 — rubygem-date — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — rubygem-date — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rubygem-date — Regular Expression Denial of Service Vunlerability of Date Parsing Methods Related CVEs: CVE-2021-41817 Upstream summary: Stanislav Valkanov reports: Date's parsing methods including Date.parse are using Regexps internally, some […]

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How to Set Up Nginx as a Reverse Proxy on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up Nginx as a Reverse Proxy on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up set up nginx as a reverse proxy on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each […]

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Common Problems 112950

Windows Server 2016 — Recovery partition missing prevents automatic startup recovery — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 14 April 2022 Affected versions: Windows Server 2016 📖 ~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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FreeBSD 13 — ja-xlockmore — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ja-xlockmore — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xlockmore — local exploit Related CVEs: CVE-2012-4524 Upstream summary: Ignatios Souvatzis of NetBSD reports: Due to an error in the dclock screensaver in xlockmore, users who explicitly use this screensaver […]

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Alpine Linux edge — openrc — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — openrc — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.44.6-r1 📖 ~4 min read  •  Source: Alpine secdb entry — openrc 0.44.6-r1 Related CVEs: CVE-2021-42341 Upstream summary: Alpine main repository for vedge ships openrc 0.44.6-r1 which addresses CVE-2021-42341. Table of contents Symptom & Impact Environment […]

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FreeBSD 13 — perl — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — perl — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Perl — heap buffer overflow when transliterating non-ASCII bytes Related CVEs: CVE-2004-0452 CVE-2005-0155 CVE-2005-0156 CVE-2005-0448 CVE-2005-3912 CVE-2005-3962 CVE-2007-5116 CVE-2013-1667  +11 more Upstream summary: 9b29abf9-4ab0-4765-b253-1875cd9b441e reports: A heap buffer overflow vulnerability […]

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