November 2020 - Page 41 of 66

FreeBSD 12 — py36-wagtail — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py36-wagtail — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Wagtail — XSS vulnerability Related CVEs: CVE-2020-11001 CVE-2020-11037 CVE-2020-15118 Upstream summary: GitHub Advisory Database: When a form page type is made available to Wagtail editors through the wagtail.contrib.forms app, and […]

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Common Problems 112506

Windows Server 2019 — WSUS WsusService crashes under SoftwareDistribution growth — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 03 May 2027 Affected versions: Windows Server 2019 📖 ~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 […]

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How to Set Up a Certificate Authority on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up a Certificate Authority on Oracle Linux 8

Introduction How to Set Up a Certificate Authority on Oracle Linux 8 on Oracle Linux 8 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting […]

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Python id() — step-by-step Python tutorial on Progressive Robot

Python id()

URL: https://www.progressiverobot.com/python-id/ Python id() function returns the "identity" of the object. The identity of an object is an integer, which is guaranteed to be unique and constant for this object during its lifetime. Two objects with non-overlapping lifetimes may have the same id() value. In CPython implementation, this is the address of the object in […]

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Java create new file — step-by-step Programming tutorial on Progressive Robot

Java create new file

URL: https://www.progressiverobot.com/java-create-new-file/ Creating a file is a very common IO operation. Today we will look into different ways to create a file in java. Java create file ![java create file, java create new file](images/java-create-new-file-section-1.png) There are three popular methods to create file in java. Let's look at them one by one. ### File.createNewFile() java.io.File class […]

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SLES 12 — npm6 — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — npm6 — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2020:1568-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-8174 CVE-2019-15604 CVE-2019-15605 CVE-2019-15606 CVE-2019-16775 CVE-2019-16776 CVE-2019-16777 CVE-2020-7598  +2 more Upstream summary: napi_get_value_string_*() allows various kinds of memory corruption in node < 10.21.0, 12.18.0, and […]

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How to Verify Downloaded Files — step-by-step Security tutorial on Progressive Robot

How to Verify Downloaded Files

Verifying downloaded files ensures that what you downloaded is what you think it is. In this tutorial, you’ll learn what file verification is, why it’s important, and how to do it on various operating systems using command-line tools.

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