Linux

Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide (ELSA-2022-9649)

🟠 High   ⏱ 15–60 min  Last verified: 22 December 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9649 Related CVEs: CVE-2022-34169 CVE-2022-21549 CVE-2022-21541 CVE-2022-25647 CVE-2022-21540 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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How To Install and Secure Grafana on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Install and Secure Grafana on Ubuntu 18.04

Grafana is an open-source data visualization and monitoring tool that integrates with complex data from sources like Prometheus, InfluxDB, Graphite, and ElasticSearch. In this tutorial, you will install Grafana and secure it with an SSL certificate and an Nginx reverse proxy. Once you have set up Grafana, you’ll have the option to configure user authentication through GitHub.

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Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide (ELSA-2022-9949)

🟠 High   ⏱ 15–60 min  Last verified: 22 December 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9949 Related CVEs: CVE-2022-21619 CVE-2022-21618 CVE-2022-32212 CVE-2022-21628 CVE-2022-32214 CVE-2022-32215 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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

Debian 11 — sdcc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3736 Upstream summary: ltdl.c in libltdl in GNU Libtool 1.5.x, and 2.2.6 before 2.2.6b, as used in Ham Radio Control Libraries, Q, and possibly other products, attempts to […]

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Debian 11 — rust-smallvec — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — rust-smallvec — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 21 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-25023 CVE-2019-15551 CVE-2019-15554 CVE-2021-25900 Upstream summary: An issue was discovered in the smallvec crate before 0.6.13 for Rust. It can create an uninitialized value of any type, including […]

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How To Install Node.js on an Ubuntu 14.04 Server — step-by-step Linux tutorial on Progressive Robot

How To Install Node.js on an Ubuntu 14.04 Server

Node.js is a popular Javascript platform that can be used to build web applications quickly and easily. Node.js uses Javascript on both the front-end and back-end to create a more consistent experience for developers. In this guide, we’ll get you up and running with Node.js on an Ubuntu 14.04 server.

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How to Harden Shared Memory on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Harden Shared Memory on Debian 9

Introduction How to Harden Shared Memory on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 9. This […]

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Debian 11 — lzo2 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — lzo2 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-4607 Upstream summary: Integer overflow in the LZO algorithm variant in Oberhumer liblzo2 and lzo-2 before 2.07 on 32-bit platforms might allow remote attackers to execute arbitrary code […]

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How To Install and Use OrientDB on an Ubuntu 12.04 VPS — step-by-step Linux tutorial on Progressive Robot

How To Install and Use OrientDB on an Ubuntu 12.04 VPS

In recent years, non-relational databases have grown in popularity as developers have started seeking solutions that more closely address their specific issues. OrientDB is a NoSQL database that incorporates SQL querying syntax with document-based storage and graph relationship mapping. In this article, we will install and explore the basic usage of this software.

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