How to Use rsync for Efficient File Synchronisation on RHEL 7 The rsync utility is the de facto standard for file synchronisation on Linux. Unlike a simple cp or scp, rsync transfers only the differences between source and destination, making it extraordinarily efficient for large datasets and incremental backups. On Red Hat Enterprise Linux 7, […]
🟠 High ⏱ 15–60 min Last verified: 17 April 2022 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2023-5362 Related CVEs: CVE-2023-32006 CVE-2022-25883 CVE-2023-32002 CVE-2023-32559 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]
Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying set up centos stream 9 for high-performance computing both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up CentOS Stream 9 for High-Performance Computing, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALEA-2020:4838 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 […]
This tutorials covers a basic drupal installation on an ubuntu server. Drupal is a free and open source content management that uses a PHP and a backend database, such as MySQL. It was created in 2001 and is currently the 3rd most popular content management site online. It now has over 17,000 addons to customize its functionality.
🟡 Medium ⏱ 10–30 min Last verified: 17 April 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2018-16848 CVE-2018-16849 CVE-2019-3866 Upstream summary: A Denial of Service (DoS) condition is possible in OpenStack Mistral in versions up to and including 7.0.3. Submitting a specially crafted workflow […]
🟢 Low ⏱ 5–15 min Last verified: 17 April 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2014-9970 Upstream summary: jasypt before 1.9.2 allows a timing attack against the password hash comparison. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]
🟡 Medium ⏱ 10–30 min Last verified: 17 April 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2002-1090 CVE-2010-1192 CVE-2010-1194 CVE-2019-19977 Upstream summary: Buffer overflow in read_smtp_response of protocol.c in libesmtp before 0.8.11 allows a remote SMTP server to (1) execute arbitrary code via a […]
Introduction How to Configure MySQL InnoDB Tuning 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 11. […]
In this tutorial you will learn how to configure Suricata’s built-in Intrusion Prevention System (IPS) mode on Debian 11. By default Suricata is configured to run as an Intrusion Detection System (IDS), which only generates alerts and logs suspicious traffic. When you enable…
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