Common Problems

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.30.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — newsboat 2.30.1-r0 Related CVEs: CVE-2020-26235 Upstream summary: Alpine community repository for vedge ships newsboat 2.30.1-r0 which addresses CVE-2020-26235. Table of contents Symptom & Impact Environment […]

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Common Problems 118557

Ubuntu 16.04 LTS initramfs BusyBox unable to mount root filesystem

🟡 Medium   ⏱ 5–30 min  Last verified: 12 February 2021 📖 ~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 & Cross-Refs References & Further […]

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Common Problems 113119

Windows Server 2016 – Failover cluster node enters repeated quarantine loop – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 12 February 2021 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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Debian 10 — libimage-exiftool-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — libimage-exiftool-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 February 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-22204 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Gentoo Linux — net-libs/libmicrodns — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — net-libs/libmicrodns — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202005-10 Related CVEs: CVE-2020-6071 CVE-2020-6072 CVE-2020-6073 CVE-2020-6077 CVE-2020-6078 CVE-2020-6079 CVE-2020-6080 Upstream summary: Multiple vulnerabilities have been discovered in libmicrodns. Please review the CVE identifiers and the upstream advisory referenced below for details. […]

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Ubuntu 14.04 — libgd2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libgd2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 12 February 2021 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5068-1 Related CVEs: CVE-2017-6363 CVE-2021-38115 CVE-2021-40145 CVE-2018-14553 CVE-2019-11038 CVE-2019-6977 CVE-2019-6978 CVE-2018-1000222  +12 more Upstream summary: It was discovered that GD Graphics Library incorrectly handled certain GD and GD2 files. An […]

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SLES 15 — zsh — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — zsh — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 12 February 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:0732-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-20044 CVE-2021-45444 CVE-2018-0502 CVE-2018-1100 CVE-2018-13259 CVE-2018-1083 CVE-2018-1071 Upstream summary: In Zsh before 5.8, attackers able to execute commands can regain privileges dropped by the –no-PRIVILEGED […]

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Gentoo Linux — mail-filter/postsrsd — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — mail-filter/postsrsd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202107-08 Related CVEs: CVE-2020-35573 CVE-2021-35525 Upstream summary: Multiple vulnerabilities have been discovered in PostSRSd. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & Reproduction […]

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Oracle Linux 8 — freerdp and vinagre security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — freerdp and vinagre security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4647)

🟡 Medium   ⏱ 10–30 min  Last verified: 11 February 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4647 Related CVEs: CVE-2020-11085 CVE-2020-11087 CVE-2020-11525 CVE-2020-11039 CVE-2020-11044 CVE-2020-11522 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 119129

Ubuntu 14.04 LTS Cron Jobs Not Running at Scheduled Times

🟡 Medium   ⏱ 5–30 min  Last verified: 11 February 2021 📖 ~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 & Cross-Refs References & Further […]

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