Common Problems

Oracle Linux 8 — java-11-openjdk — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — java-11-openjdk — security and stability fixes — required update (ELSA-2020-4305)

🟡 Medium   ⏱ 10–30 min  Last verified: 14 April 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4305 Related CVEs: CVE-2020-14803 CVE-2020-14782 CVE-2020-14779 CVE-2020-14797 CVE-2020-14796 CVE-2020-14781 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 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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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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