Introduction Deploying set the hostname and fqdn on debian 10 on a Debian 10 Buster machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure […]
🟢 Low ⏱ 5–15 min Last verified: 17 February 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6281-1 Related CVEs: CVE-2020-13936 Upstream summary: Alvaro Munoz discovered that Velocity Engine incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted […]
Install and secure phpMyAdmin on Ubuntu servers. Learn how to configure HTTPS using Let’s Encrypt, authentication, and best practices for safe database management.
🟡 Medium ⏱ 10–30 min Last verified: 17 February 2020 Affected versions: SLES 12 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2019:1791-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-12779 Upstream summary: libqb before 1.0.5 allows local users to overwrite arbitrary files via a symlink attack, because it uses predictable filenames (under /dev/shm and […]
Der Autor hat das Internet Archive dazu ausgewählt, im Rahmen des Programms Write for DOnations eine Spende zu erhalten. Ein großer Teil der Tätigkeit eines Systemadministrators besteht darin, genaue Informationen über Ihre…
El autor seleccionó la Free and Open Source Fund para recibir una donación como parte del programa Write for DOnations. El uso de clústeres añade una alta disponibilidad a su base de datos…
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2020:0438-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-1000231 CVE-2020-19860 CVE-2020-19861 CVE-2011-3581 Upstream summary: A double-free vulnerability in parse.c in ldns 1.7.0 have unspecified impact and attack vectors. Table of contents Symptom & […]
🟡 Medium ⏱ 5–30 min Last verified: 16 February 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 & […]
Introduction Deploying tune kernel parameters with sysctl on debian 10 on a Debian 10 Buster machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before […]
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2018:3802-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-15856 Upstream summary: An infinite loop when reaching EOL unexpectedly in compose/parser.c (aka the keymap parser) in xkbcommon before 0.8.1 could be used by local […]
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