🟡 Medium ⏱ 5–30 min Last verified: 30 September 2019 📖 ~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 […]
🟡 Medium ⏱ 5–30 min Last verified: 30 September 2019 Affected versions: Ubuntu 18.04 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 […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read • Source: Amazon Linux advisory ALAS2-2023-2285 Related CVEs: CVE-2019-17626 CVE-2019-19450 Upstream summary: paraparser in ReportLab before 3.5.31 allows remote code execution because start_unichar in paraparser.py evaluates untrusted user input in a unichar element in a […]
Mytop is an open source, command line tool used for monitoring MySQL performance. It was inspired by the Linux system monitoring tool named top and is similar to it in look and feel. Mytop connects to a MySQL server and summarizes the information in a useful format. Using mytop, we can monitor (in real-time) MySQL threads, queries, and uptime as well as see which user is running queries on which database, which are the slow queries, and more.
Seafile is an open-source, self-hosted file synchronization and sharing platform with cross-platform syncing. In this tutorial you will install and configure Seafile on Ubuntu 18.04, using MySQL to store data and Apache to handle the web traffic.
O Redis é um datastore ou armazenamento de dados open-source de chave-valor na memória. Um datastore de chave-valor é um…
🟢 Low ⏱ 5–15 min Last verified: 30 September 2019 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6519-1 Related CVEs: https://launchpad.net/bugs/1941785 Upstream summary: The EC2 hibagent package has been updated to add IMDSv2 support, as IMDSv1 uses an insecure protocol and is no longer recommended. Table of […]
A common error that you may receive when installing Python modules is the `No such file or directory` error. This error results from Python trying to call your system compiler during module installation, and – because the paths to your system compiler are often hardcoded into Python itself – not finding the compiler files it needs. This tutorial will provide an example of this error, and the steps to fix it on multiple platforms.
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-201803-24 Related CVEs: CVE-2017-15955 CVE-2017-15954 CVE-2017-15953 Upstream summary: Type: denial of service. Status: Fixed. Affected: 1.2.0-4. Fixed in: 1.2.2-4. Group: AVG-475. Table of contents Symptom & Impact Environment & Reproduction […]
Para crear un nuevo servidor Ubuntu 18.04, debe seguir algunos pasos iniciales como parte de la configuración básica. Esto aumentará la seguridad y la facilidad de uso del servidor y constituirá una base sólida para acciones posteriores. <$>[note] Nota: la siguiente…
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