Linux

Amazon Linux 2023 — libXpm — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — libXpm — multiple vulnerabilities (8 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 ALAS2023-2023-107 Related CVEs: CVE-2022-44617 CVE-2022-46285 CVE-2022-4883 CVE-2026-4367 CVE-2023-43786 CVE-2023-43787 CVE-2023-43789 CVE-2023-43788 Upstream summary: A flaw was found in libXpm. When processing a file with width of 0 and a very […]

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

Debian 13 — xgalaga — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 June 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0454 Upstream summary: Multiple buffer overflows in xgalaga 2.0.34 and earlier allow local users to gain privileges via a long HOME environment variable. Table of contents Symptom & […]

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Common Problems 115950

Ubuntu 26.04 LTS Netplan Apply Causes Network Loss

🟠 High   ⏱ 5–30 min  Last verified: 11 June 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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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Debian 13 — cgif — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — cgif — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 June 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-4985 Upstream summary: A vulnerability was identified in dloebl CGIF up to 0.5.2. This vulnerability affects the function cgif_addframe of the file src/cgif.c of the component GIF Image Handler. […]

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Debian 12 — pypdf2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — pypdf2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 June 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-24859 CVE-2023-36464 CVE-2023-36807 CVE-2023-36810 CVE-2025-55197 CVE-2026-22690 CVE-2026-22691 CVE-2026-24688  +12 more Upstream summary: PyPDF2 is an open source python PDF library capable of splitting, merging, cropping, and transforming the […]

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Alpine Linux edge — rust — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — rust — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.94.0-r1 📖 ~4 min read  •  Source: Alpine secdb entry — rust 1.94.0-r1 Related CVEs: CVE-2026-33056 CVE-2023-38497 CVE-2022-46176 CVE-2021-42574 CVE-2021-29922 CVE-2020-36323 CVE-2021-31162 CVE-2019-12083  +1 more Upstream summary: Alpine main repository for vedge ships rust 1.94.0-r1 which […]

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How to Set Up Two-Factor Authentication (2FA) for SSH on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Use OpenSSL to Generate SSL Certificates on Ubuntu 26.04

OpenSSL is a toolkit implementing the SSL/TLS protocols and providing a full-featured cryptographic library. Understanding how to generate, inspect, and manage SSL certificates is fundamental for securing web servers, APIs, and internal services. This guide covers certificate generation with OpenSSL on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS […]

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Debian 13 — shaarli — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — shaarli — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 June 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-7351 CVE-2023-49469 CVE-2025-55291 CVE-2026-24476 Upstream summary: Multiple cross-site scripting (XSS) vulnerabilities in index.php in Shaarli allow remote attackers to inject arbitrary web script or HTML via the URL […]

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Alpine Linux edge — jq — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — jq — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.8.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — jq 1.8.1-r0 Related CVEs: CVE-2025-49014 CVE-2024-23337 CVE-2024-53427 CVE-2025-48060 CVE-2023-50246 CVE-2023-50268 CVE-2016-4074 Upstream summary: Alpine main repository for vedge ships jq 1.8.1-r0 which addresses CVE-2025-49014. Table […]

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Debian 13 — node-markdown-to-jsx — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — node-markdown-to-jsx — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 June 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-21535 Upstream summary: Versions of the package markdown-to-jsx before 7.4.0 are vulnerable to Cross-site Scripting (XSS) via the src property due to improper input sanitization. An attacker can execute […]

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