Linux

Common Problems 121151

Debian 10 – PostgreSQL Fails Because WAL Partition Is Full – Immediate Recovery

🔴 Critical   ⏱ 5–30 min  Last verified: 30 June 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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openSUSE Tumbleweed — shim — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — shim — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2014:1619-1 (see also SUSE bugzilla) Related CVEs: CVE-2014-3675 CVE-2014-3676 CVE-2014-3677 Upstream summary: Shim allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted DHCPv6 packet. Table of contents […]

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Debian 10 — sympa — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — sympa — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 June 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-9369 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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Ubuntu 16.04 — tmpreaper — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — tmpreaper — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 June 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4077-1 Related CVEs: CVE-2019-3461 Upstream summary: It was discovered that tmpreaper incorrectly handled certain mount operations. A local attacker could possibly use this issue to create arbitrary files, leading to […]

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openSUSE Tumbleweed — gnugk — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — gnugk — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2012-3534 Upstream summary: GNU Gatekeeper before 3.1 does not limit the number of connections to the status port, which allows remote attackers to cause a […]

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How to Set Up the Elastic Stack ELK on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up the Elastic Stack ELK on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up set up the elastic stack elk on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step […]

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Обеспечение безопасности MongoDB в Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Обеспечение безопасности MongoDB в Ubuntu 20.04

Предыдущая версия данного руководства была написана Мелиссой Андерсон. MongoDB, или просто Mongo, — это документоориентированная база данных с открытым исходным кодом, используемая…

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Ubuntu 16.04 — grub2 — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — grub2 — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 30 June 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4432-2 Related CVEs: https://launchpad.net/bugs/1889556 https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/GRUB2SecureBootBypass CVE-2020-10713 CVE-2020-14308 CVE-2020-14309 CVE-2020-14310 CVE-2020-14311 CVE-2020-15705  +2 more Upstream summary: USN-4432-1 fixed vulnerabilities in GRUB2 affecting Secure Boot environments. Unfortunately, the update introduced regressions for […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 18.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — kodi 18.2-r0 Related CVEs: CVE-2018-8831 Upstream summary: Alpine community repository for vedge ships kodi 18.2-r0 which addresses CVE-2018-8831. Table of contents Symptom & Impact Environment […]

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