🟡 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 […]
🟢 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 […]
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 […]
🟡 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 […]
🟢 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 […]
🟡 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 […]
🟡 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 […]
🟠 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 […]
🟠 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 & […]
Introduction Debian 13 Trixie is built around the ethos of stability and free software. Setting up configure ufw advanced rules on Trixie leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Trixie freeze. Follow each step carefully and the resulting configuration […]
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