Logging Monitoring

AlmaLinux 8 — memkind — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — memkind — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2021:1900 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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How to Configure Ceph Cluster on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure Ceph Cluster on CentOS Stream 9

Introduction This tutorial demonstrates how to Configure Ceph Cluster on CentOS Stream 9 on CentOS Stream 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 9 system with the default […]

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Common Problems 120561

Debian 11 – systemd Journal Consumes Disk Space – Retention and Vacuum Strategy

🟡 Medium   ⏱ 5–30 min  Last verified: 26 March 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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FreeBSD 13 — postfix-current-base — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — postfix-current-base — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Postfix — memory corruption vulnerability Related CVEs: CVE-2011-0411 CVE-2011-1720 Upstream summary: The Postfix SMTP server has a memory corruption error, when the Cyrus SASL library is used with authentication mechanisms […]

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FreeBSD 13 — w3m-m17n-img — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — w3m-m17n-img — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: w3m — format string vulnerability Related CVEs: CVE-2006-6772 Upstream summary: An anonymous person reports: w3m-0.5.1 crashes when using the -dump or -backend options to open a HTTPS URL with a […]

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Common Problems 119100

Ubuntu 14.04 LTS Docker Daemon Fails with AUFS Storage Errors

🟠 High   ⏱ 5–30 min  Last verified: 26 March 2022 Affected versions: 14.04 LTS 📖 ~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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How to Configure Database Backups with Automysqlbackup on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Database Backups with Automysqlbackup on Debian 11

Introduction How to Configure Database Backups with Automysqlbackup on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian […]

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AlmaLinux 8 — gfs2-utils — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — gfs2-utils — 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-2021:4363 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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Debian 11 — libzen — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libzen — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-36646 Upstream summary: A vulnerability classified as problematic has been found in MediaArea ZenLib up to 0.4.38. This affects the function Ztring::Date_From_Seconds_1970_Local of the file Source/ZenLib/Ztring.cpp. The manipulation […]

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