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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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FreeBSD 15 — serendipity-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — serendipity-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: serendipity — multiple cross site scripting vulnerabilities Related CVEs: CVE-2008-1385 CVE-2008-1386 Upstream summary: Hanno Boeck reports: The installer of serendipity 1.3 has various Cross Site Scripting issues. This is considered […]

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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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FreeBSD 15 — git-cvs — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — git-cvs — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: git — multiple vulnerabilities Related CVEs: CVE-2024-50349 CVE-2024-52006 CVE-2025-27613 CVE-2025-27614 CVE-2025-46835 CVE-2025-48384 CVE-2025-48385 CVE-2025-48386 Upstream summary: Git development team reports: CVE-2025-27613: Gitk: When a user clones an untrusted repository and […]

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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 Configure Redis Sentinel on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Redis Sentinel on FreeBSD 15

Introduction This guide explains how to Configure Redis Sentinel on FreeBSD 15 on FreeBSD 15. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege […]

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FreeBSD 15 — chicken — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — chicken — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: chicken — multiple vulnerabilities Related CVEs: CVE-2014-9651 CVE-2015-4556 CVE-2016-6830 CVE-2016-6831 CVE-2016-9954 CVE-2017-11343 CVE-2017-6949 CVE-2017-9334 Upstream summary: CHICKEN reports: CVE-2017-6949: Unchecked malloc() call in SRFI-4 constructors when allocating in non-GC memory, […]

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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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