Linux

AlmaLinux 8 — mod_auth_mellon — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — mod_auth_mellon — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:1934 Related CVEs: CVE-2021-3639 Upstream summary: The mod_auth_mellon module for the Apache HTTP Server is an authentication service that implements the SAML 2.0 federation protocol. The module grants access based on the […]

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Ubuntu 16.04 — pygments — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — pygments — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 November 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4897-1 Related CVEs: CVE-2021-27291 CVE-2021-20270 Upstream summary: Ben Caller discovered that Pygments incorrectly handled parsing certain files. If a user or automated system were tricked into parsing a specially crafted […]

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How to Install and Configure VNC on Debian 9 — step-by-step Linux tutorial on Progressive Robot

How to Install and Configure VNC on Debian 9

Virtual Network Computing, or VNC, is a connection system that allows you to use your keyboard and mouse to interact with a graphical desktop environment on a remote server. It makes managing files, software, and settings on a remote server easier for users who are not yet comfortable with the command line.

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Amazon Linux 2 — kernel-livepatch-4.14.232-177.418 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-4.14.232-177.418 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2021-060 Related CVEs: CVE-2021-40490 CVE-2021-33909 Upstream summary: No CVE associated with this advisory Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution […]

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¿Cómo instalar Java con Apt-Get en Ubuntu 16.04? — step-by-step Linux tutorial on Progressive Robot

¿Cómo instalar Java con Apt-Get en Ubuntu 16.04?

Java y la JVM (Máquina Virtual de Java) son ampliamente utilizados y requeridos para muchos tipos de software. Este artículo lo guiará en el proceso de instalación y gestión de diferentes versiones de Java utilizando apt-get. Para seguir este…

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Oracle Linux 8 — python27:2.7 — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python27:2.7 — security and stability fixes — required update (ELSA-2023-7042)

🟡 Medium   ⏱ 10–30 min  Last verified: 2 November 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-7042 Related CVEs: CVE-2023-32681 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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AlmaLinux 8 — batik — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — batik — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2020:5097 Upstream summary: Eclipse is an integrated development environment (IDE). The metadata for the eclipse:rhel8 module has been updated to remove the following unused profiles: c everything To check whether you have […]

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Debian 11 — yaws — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — yaws — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-2008 CVE-2009-0751 CVE-2009-4495 CVE-2011-4350 CVE-2011-5025 CVE-2016-1000108 CVE-2017-10974 CVE-2020-24379  +1 more Upstream summary: Yaws Webserver 1.55 and earlier allows remote attackers to obtain the source code for yaws scripts […]

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Debian 11 — simple-xml — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — simple-xml — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-1000190 Upstream summary: SimpleXML (latest version 2.7.1) is vulnerable to an XXE vulnerability resulting SSRF, information disclosure, DoS and so on. Table of contents Symptom & Impact Environment […]

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