Linux

Debian 11 — node-formidable — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-formidable — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 November 2025 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-29622 CVE-2025-46653 Upstream summary: An arbitrary file upload vulnerability in formidable v3.1.4 allows attackers to execute arbitrary code via a crafted filename. NOTE: some third parties dispute this […]

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Alpine Linux 3.20 — rxvt-unicode — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — rxvt-unicode — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 9.31-r0 📖 ~4 min read  •  Source: Alpine secdb entry — rxvt-unicode 9.31-r0 Related CVEs: CVE-2022-4170 CVE-2021-33477 Upstream summary: Alpine community repository for vv3.20 ships rxvt-unicode 9.31-r0 which addresses CVE-2022-4170. Table of contents Symptom & Impact […]

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Debian 13 — commons-text — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — commons-text — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 November 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-42889 Upstream summary: Apache Commons Text performs variable interpolation, allowing properties to be dynamically evaluated and expanded. The standard format for interpolation is "${prefix:name}", where "prefix" is used to […]

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How to Install Fluentd on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Fluentd on Debian 13

Introduction How to Install Fluentd on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie 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 12. This tutorial […]

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Common Problems 119546

Debian 13 initramfs Generation Fails During Kernel Update

🟡 Medium   ⏱ 5–30 min  Last verified: 2 November 2025 📖 ~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 & Cross-Refs References & Further […]

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

Debian 13 — tcptrack — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-2903 Upstream summary: Heap-based buffer overflow in tcptrack before 1.4.2 might allow attackers to execute arbitrary code via a long command line argument. NOTE: this is only a […]

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Alpine Linux 3.20 — mujs — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — mujs — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.3.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — mujs 1.3.0-r0 Related CVEs: CVE-2022-30974 CVE-2022-30975 Upstream summary: Alpine community repository for vv3.20 ships mujs 1.3.0-r0 which addresses CVE-2022-30974. Table of contents Symptom & Impact […]

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Ubuntu 22.04 — fig2dev — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — fig2dev — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 November 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7587-1 Related CVEs: CVE-2020-21680 CVE-2025-31162 CVE-2020-21682 CVE-2025-31163 CVE-2025-31164 CVE-2020-21683 Upstream summary: Suhwan Song discovered that Fig2dev did not correctly handle certain memory operations. If a user or automated system were […]

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Oracle Linux 10 — haproxy — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — haproxy — vulnerability — patch and remediation guide (ELSA-2025-21691)

🟠 High   ⏱ 15–60 min  Last verified: 2 November 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-21691 Related CVEs: CVE-2025-11230 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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Oracle Linux 9 — cups — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — cups — vulnerability — patch and remediation guide (ELSA-2025-15700)

🟠 High   ⏱ 15–60 min  Last verified: 2 November 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-15700 Related CVEs: CVE-2025-58364 CVE-2025-58060 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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