Linux

Debian 11 — rtv — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — rtv — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-17516 Upstream summary: scripts/inspect_webbrowser.py in Reddit Terminal Viewer (RTV) 1.19.0 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote […]

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Debian 11 — cyclonedds — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — cyclonedds — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-38441 CVE-2021-38443 Upstream summary: Eclipse CycloneDDS versions prior to 0.8.0 are vulnerable to a write-what-where condition, which may allow an attacker to write arbitrary values in the XML […]

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Ubuntu 22.04 — zutty — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — zutty — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 December 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8078-1 Related CVEs: CVE-2022-41138 Upstream summary: Carter Sande discovered that Zutty did not correctly echo invalid input to the console on DECRQSS. An attacker could possibly use this issue to […]

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How To Use IPRoute2 Tools to Manage Network Configuration on a Linux VPS — step-by-step Linux tutorial on Progressive Robot

How To Use IPRoute2 Tools to Manage Network Configuration on a Linux VPS

The IPRoute2 suite of tools was created to replace an aging and patchwork set of utilities for managing network interfaces, addresses, routing, etc. In this guide, we will discuss some of the basics of how to use the iproute2 set of tools, and how you can transition from your normal way of querying and manipulating network resources.

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Ubuntu 16.04 — python-oslo.utils — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — python-oslo.utils — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 December 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5369-1 Related CVEs: CVE-2022-0718 Upstream summary: It was discovered that oslo.utils incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information. Table of contents Symptom […]

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How To Upgrade to Ubuntu 16.04 LTS — step-by-step Linux tutorial on Progressive Robot

How To Upgrade to Ubuntu 16.04 LTS

Ubuntu’s next Long Term Support release, version 16.04 (Xenial Xerus), is due to be released on April 21, 2016. This guide explains the upgrade process for systems including (but not limited to) cloud servers running Ubuntu 15.10.

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Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide (ELSA-2022-9245)

🟠 High   ⏱ 15–60 min  Last verified: 16 December 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9245 Related CVEs: CVE-2022-23960 CVE-2022-25636 CVE-2022-0435 CVE-2022-0492 CVE-2021-3656 CVE-2022-0847 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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So richten Sie SSH-Schlüssel unter CentOS 8 ein — step-by-step Linux tutorial on Progressive Robot

So richten Sie SSH-Schlüssel unter CentOS 8 ein

SSH oder Secure Shell ist ein verschlüsseltes Protokoll zur Verwaltung und Kommunikation mit Servern. Wenn Sie mit einem CentOS-Server arbeiten, verbringen Sie wahrscheinlich die meiste Zeit in einer Terminalsitzung, die über SSH mit Ihrem Server verbunden ist. In diesem…

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Como Instalar o Git no Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

Como Instalar o Git no Ubuntu 14.04

Uma ferramenta indispensável no desenvolvimento moderno de software é algum tipo de sistema de controle de versão. Os sistemas de controle de versão permitem que você mantenha o controle de seu software no nível de fonte. Você pode controlar alterações, reverter para estágios anteriores, e ramificar para criar versões alternativas de arquivos e diretórios.

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