Linux

CentOS Stream 10 — delve — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — delve — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 15 June 2026 Affected versions: CentOS Stream 10 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:8842 Related CVEs: CVE-2026-25679 CVE-2026-27137 CVE-2025-61726 CVE-2025-61729 CVE-2025-68121 CVE-2025-58183 Upstream summary: Delve is a debugger for the Go programming language. The goal of the project is to provide a simple, full […]

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Gentoo Linux — net-misc/inetutils — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — net-misc/inetutils — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202601-01 Related CVEs: CVE-2026-24061 Upstream summary: The telnetd server invokes /usr/bin/login (normally running as root) passing the value of the USER environment variable received from the client as the last parameter. If […]

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Ubuntu 14.04 — nss — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — nss — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 15 June 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8071-2 Related CVEs: CVE-2026-2781 CVE-2023-0767 CVE-2022-22747 CVE-2022-34480 CVE-2021-43527 CVE-2020-12403 CVE-2020-12400 CVE-2020-12401  +12 more Upstream summary: USN-8071-1 fixed a vulnerability in nss. This update provides the corresponding fix for Ubuntu 14.04 […]

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How to Install Certbot and Automate Let's Encrypt Renewals on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install Certbot and Automate Let’s Encrypt Renewals on RHEL 9

Let’s Encrypt provides free, automated TLS certificates that are trusted by all major browsers. Certbot is the official ACME client that handles certificate issuance and renewal against the Let’s Encrypt CA. On RHEL 9, Certbot is available through the EPEL repository, making integration with Nginx and Apache straightforward. This tutorial walks through installing Certbot, obtaining […]

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How to Set Up a Git Server with Gitea on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Register a GitHub Actions Self-Hosted Runner on Ubuntu 26.04

GitHub Actions self-hosted runners allow you to run CI/CD workflows on your own hardware, giving you full control over the environment, installed tools, network access, and compute resources. This guide registers and configures a GitHub Actions self-hosted runner on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS A GitHub […]

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Amazon Linux 2023 — kernel6.12 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel6.12 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2026-1708 Related CVEs: CVE-2026-46300 CVE-2025-71269 CVE-2026-22986 CVE-2026-23302 CVE-2026-23374 CVE-2026-23389 CVE-2026-23442 CVE-2026-31407  +12 more Upstream summary: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker […]

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How to Configure Nginx Server Blocks (Virtual Hosts) on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Configure Apache Virtual Hosts on Ubuntu 26.04

Apache virtual hosts allow a single Apache installation to serve multiple websites, each with its own configuration, document root, and domain name. This guide sets up an Apache virtual host on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS server with Apache installed A domain name pointed to your […]

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Amazon Linux 2 — gcc10-binutils — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — gcc10-binutils — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2025-2772 Related CVEs: CVE-2025-0840 CVE-2020-35448 CVE-2021-20284 CVE-2021-20294 CVE-2021-3487 Upstream summary: A vulnerability, which was classified as problematic, was found in GNU Binutils up to 2.43. This affects the function disassemble_bytes […]

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Debian 13 — libsodium — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libsodium — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 June 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-69277 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 […]

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Rocky Linux 10 — mysql8.4 — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 10

Rocky Linux 10 — mysql8.4 — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 10 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:4162 Related CVEs: CVE-2026-21936 CVE-2026-21937 CVE-2026-21941 CVE-2026-21948 CVE-2026-21964 CVE-2026-21968 CVE-2025-53040 CVE-2025-53042  +6 more Upstream summary: MySQL is a multi-user, multi-threaded SQL database server. MySQL is a client/server implementation consisting of […]

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