Hello readers! In this article, we would be focusing on two important parameters of statistics — Covariance and Correlation in R programming, in detail. So, let us begin!! Covariance in R programming In Statistics, Covariance is the measure of the relation between two variables of a dataset. That is, it depicts the way two variables […]
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🟢 Low ⏱ 5–15 min Last verified: 16 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2020-4553 Related CVEs: CVE-2019-20386 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALEA-2020:1718 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 […]
Introduction Setting up configure mysql group replication on oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure MySQL Group Replication on Oracle Linux 8, with all the commands you need, the SELinux and firewalld considerations to […]
🟡 Medium ⏱ 10–30 min Last verified: 16 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: polkit — Local Privilege Escalation Related CVEs: CVE-2015-3218 CVE-2015-3255 CVE-2015-3256 CVE-2015-4625 CVE-2021-3560 CVE-2021-4034 Upstream summary: Qualys reports: We discovered a Local Privilege Escalation (from any user to root) in polkit's […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2020:4451 Related CVEs: CVE-2019-8625 CVE-2019-8710 CVE-2019-8720 CVE-2019-8743 CVE-2019-8764 CVE-2019-8766 CVE-2019-8769 CVE-2019-8771 +12 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]
🟢 Low ⏱ 5–15 min Last verified: 16 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: CairoSVG — Regular Expression Denial of Service vulnerability Upstream summary: CairoSVG security advisories: When processing SVG files, the python package CairoSVG uses two regular expressions which are vulnerable to Regular […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2018:2727-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-1000801 CVE-2020-9359 Upstream summary: okular version 18.08 and earlier contains a Directory Traversal vulnerability in function "unpackDocumentArchive(…)" in "core/document.cpp" that can result in Arbitrary file […]
🟡 Medium ⏱ 10–30 min Last verified: 16 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: drm graphics drivers — potential information disclusure via local access Related CVEs: CVE-2019-0154 CVE-2019-11112 CVE-2019-14615 Upstream summary: Intel reports: .A potential security vulnerability in Intel(R) Processor Graphics may allow information […]
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