March 2021 - Page 13 of 69

Amazon Linux 2 — mariadb — multiple vulnerabilities (20 CVEs) — patch and remediation guide

• March 26, 2021
• Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2MARIADB10.5-2023-001 Related CVEs: CVE-2021-27928 CVE-2021-2372 CVE-2021-2389 CVE-2021-35604 CVE-2021-46657 CVE-2021-46658 CVE-2021-46659 CVE-2021-46661  +12 more Upstream summary: A remote code execution issue was discovered in MariaDB 10.2 before 10.2.37, 10.3 before 10.3.28, […]

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Linux ps command – 20 Real Life Examples

• March 26, 2021
• Linux
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URL: https://www.progressiverobot.com/linux-ps-command/ The ps command, short for Process Status, is a command line utility that is used to display or view information related to the processes running in a Linux system. As we all know, Linux is a multitasking and multiprocessing system. Therefore, multiple processes can run concurrently without affecting each other. The ps command […]

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openSUSE Tumbleweed — python36-cryptography — multiple vulnerabilities (2 CVEs) — patch and remediation guide

• March 26, 2021
• Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2021:0349-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-36242 CVE-2020-25659 Upstream summary: In the cryptography package before 3.3.2 for Python, certain sequences of update calls to symmetrically encrypt multi-GB values could result in […]

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Defining Twitter Cards in your Jekyll Template

• March 26, 2021
• Tutorials
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Here’s how to use Twitter cards in your Jekyll website.

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How to Install and Use Helm on RHEL 8

• March 26, 2021
• Linux
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Helm is the package manager for Kubernetes, allowing you to define, install, and upgrade even the most complex applications through reusable, versioned packages called charts. Rather than managing a collection of disconnected YAML manifests, Helm wraps them into a single chart with templating, default values, and lifecycle hooks. On RHEL 8 the installation is straightforward: […]

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How To Install and Configure Mahara on Ubuntu 18.04

• March 26, 2021
• Linux
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In this guide, you will install Mahara and configure it to use a Postgres database as an authentication source. Upon completion, you will have administrative access to a server-based ePortfolio. by @xelawafs

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How To Install and Configure DKIM with Postfix on Debian Wheezy

• March 26, 2021
• Linux
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This tutorial will focus on installing and configuring OpenDKIM: an open source implementation of the DKIM sender authentication system.

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Создание нейронной сети для перевода языка жестов на английский

• March 26, 2021
• AI And Machine Learning
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Автор выбрал Code Org для получения пожертвования в рамках программы Write for DOnations. Компьютерное зрение — это подсфера компьютерной науки, задача которой заключается в получении понимания…

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SLES 12 — libexiv2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

• March 26, 2021
• Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:3889-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-29457 CVE-2018-19535 CVE-2018-20097 CVE-2019-13112 CVE-2021-29473 CVE-2021-34334 CVE-2021-31291 CVE-2019-13110  +12 more Upstream summary: Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and […]

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How To Add Audio Using HTML5

• March 26, 2021
• Tutorials
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Include audio files in your pages with the audio element. No third-party plugins needed.

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