🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7571-1 Related CVEs: CVE-2019-5427 Upstream summary: Aaron Massey discovered that c3p0 could be made to crash when parsing certain input. An attacker able to modify the application’s XML configuration file […]
SSH, or secure shell, is a network protocol that provides a secure, encrypted way to communicate with and administer your servers. As SSH is the most common way of working with a FreeBSD server, you will want to familiarize yourself with the different ways that you can authenticate and log in to your server. While there are several ways of logging into a FreeBSD server, this tutorial will focus on setting up and using SSH keys for authentication.
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read • Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2010-0991 Upstream summary: Multiple heap-based buffer overflows in imlib2 1.4.3 allow context-dependent attackers to execute arbitrary code via a crafted (1) ARGB, (2) XPM, or […]
In this article, we’ll cover the basic building blocks of OpenAI Gym. This includes environments, spaces, wrappers, and vectorized environments.
Today we will look into Android ActionBar. Action Bar is one of the important part of any application, whether it's a web application or a mobile app. Today we will learn how to implement action bar in android apps using ActionBar component. Android ActionBar  Android ActionBar is a menu bar […]
Manage systemd services with systemctl is one of the most essential skills for any Linux system administrator or DevOps engineer in 2025–2026. Since systemd became the default init system on virtually all major distributions (Ubuntu, Debian, Fedora, CentOS Stream, Rocky Linux, AlmaLinux, and more), the systemctl command is now the central tool for controlling services, checking statuses, modifying boot behavior, and troubleshooting.
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2014:0580-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-6418 Upstream summary: PyWBEM 0.7 and earlier uses a separate connection to validate X.509 certificates, which allows man-in-the-middle attackers to spoof a peer via an […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: OpenBSD 7.5 📖 ~4 min read • Source: OpenBSD 7.5 errata 006_cron Errata topic: Security: cron (All architectures) Issued: August 19, 2024 Related CVEs: CVE-2024-43688 Upstream summary: cron(8) and crontab(1) can crash due to incorrect /step values. CVE-2024-43688 Table of contents Symptom […]
🟡 Medium ⏱ 5–30 min Last verified: 19 May 2026 Affected versions: FreeBSD 15 📖 ~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 & […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2017-1000494 CVE-2014-3985 Upstream summary: Uninitialized stack variable vulnerability in NameValueParserEndElt (upnpreplyparse.c) in miniupnpd < 2.0 allows an attacker to cause Denial of Service (Segmentation fault […]
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