Troubleshooting

How to Configure Percona XtraBackup on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Percona XtraBackup on Debian 10

Introduction How to Configure Percona XtraBackup on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster 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 10. This […]

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Ubuntu 16.04 — ansible — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — ansible — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 June 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7330-2 Related CVEs: https://launchpad.net/bugs/2104925 CVE-2015-3908 CVE-2015-6240 CVE-2016-8614 CVE-2019-10206 CVE-2019-14846 CVE-2019-14904 CVE-2020-10729  +12 more Upstream summary: USN-7330-1 fixed vulnerabilities in Ansible. The update introduced a regression when attempting to install Ansible […]

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FreeBSD 12 — rsync — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rsync — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 June 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ner/rsync — multiple vulnerabilities Related CVEs: CVE-2003-0962 CVE-2004-0426 CVE-2004-0792 CVE-2007-4091 CVE-2011-1097 CVE-2016-9840 CVE-2016-9841 CVE-2016-9842  +12 more Upstream summary: The rsync project reports: Six CVEs are fixed in this release. All […]

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Arch Linux — calibre — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — calibre — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201803-8 Related CVEs: CVE-2018-7889 Upstream summary: Type: arbitrary command execution. Status: Fixed. Affected: 3.18.0-1. Fixed in: 3.19.0-1. Group: AVG-650. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 12 — linux-mozillafirebird — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — linux-mozillafirebird — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 June 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: firefox & mozilla — multiple vulnerabilities Related CVEs: CVE-2004-0762 CVE-2004-0765 CVE-2004-0902 CVE-2004-0904 CVE-2004-0905 CVE-2004-0908 CVE-2004-0909 CVE-2004-1156  +12 more Upstream summary: A Mozilla Foundation Security Advisory reports of multiple issues: Heap […]

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How to Install and Configure MinIO Object Storage on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install and Configure MinIO Object Storage on RHEL 7

How to Install and Configure MinIO Object Storage on RHEL 7 MinIO is a high-performance, S3-compatible object storage server written in Go. It can run as a single-node server or in distributed mode across multiple nodes, making it suitable for everything from development environments to production-grade data lakes. Because MinIO ships as a single static […]

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FreeBSD 12 — mutt — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mutt — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 1 June 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mutt — mutt_decode_uuencoded() can read past the of the input line Related CVEs: CVE-2004-0078 CVE-2007-2683 CVE-2014-0467 CVE-2014-9116 CVE-2018-14349 CVE-2018-14350 CVE-2018-14351 CVE-2018-14352  +12 more Upstream summary: Tavis Ormandy reports: mutt_decode_uuencoded(), the […]

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Common Problems 118095

Ubuntu 18.04 LTS – swap usage stays high after memory pressure event

🟡 Medium   ⏱ 5–30 min  Last verified: 1 June 2020 Affected versions: Ubuntu 18.04 LTS Ubuntu 18.04 Ubuntu 18.04.6 📖 ~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 […]

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Common Problems 117412

Ubuntu 20.04 LTS – dpkg interrupted state blocks package operations – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 1 June 2020 Affected versions: Ubuntu 20.04 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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Common Problems 115011

RHEL 8 tuned Profile Misconfiguration Causing Latency Spikes

🟡 Medium   ⏱ 5–30 min  Last verified: 1 June 2020 📖 ~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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