Common Problems

Oracle Linux 8 — go-toolset:ol8 — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — go-toolset:ol8 — security and stability fixes — required update (ELSA-2023-0446)

🟡 Medium   ⏱ 10–30 min  Last verified: 19 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0446 Related CVEs: CVE-2022-41715 CVE-2022-2880 CVE-2022-2879 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 7.0.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — mitmproxy 7.0.3-r0 Related CVEs: CVE-2021-39214 Upstream summary: Alpine community repository for vedge ships mitmproxy 7.0.3-r0 which addresses CVE-2021-39214. Table of contents Symptom & Impact Environment […]

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Common Problems 114946

RHEL 8 NetworkManager DNS Misconfiguration Causes Intermittent Name Resolution

🟡 Medium   ⏱ 5–30 min  Last verified: 19 March 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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Oracle Linux 8 — spamassassin — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — spamassassin — vulnerability — patch and remediation guide (ELSA-2021-4315)

🟡 Medium   ⏱ 10–30 min  Last verified: 19 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4315 Related CVEs: CVE-2020-1946 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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Arch Linux — mdbook — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — mdbook — 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-202101-8 Related CVEs: CVE-2020-26297 Upstream summary: Type: cross-site scripting. Status: Fixed. Affected: 0.4.4-2. Fixed in: 0.4.5-1. Group: AVG-1399. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Debian 9 — proftpd-dfsg — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — proftpd-dfsg — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 March 2021 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-12815 CVE-2019-18217 CVE-2020-9273 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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Arch Linux — helm — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — helm — multiple vulnerabilities (2 CVEs) — 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-202106-52 Related CVEs: CVE-2021-32690 CVE-2021-21303 Upstream summary: Type: information disclosure. Status: Fixed. Affected: 3.6.0-1. Fixed in: 3.6.1-1. Group: AVG-2078. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 10 — apt — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — apt — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 March 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-27350 CVE-2020-3810 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Oracle Linux 8 — ruby:2.5 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — ruby:2.5 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-2587)

🟡 Medium   ⏱ 10–30 min  Last verified: 18 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2587 Related CVEs: CVE-2020-10663 CVE-2019-16255 CVE-2020-25613 CVE-2019-15845 CVE-2019-16254 CVE-2019-16201 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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