October 2025 - Page 97 of 109

Amazon Linux 2 — aws-kinesis-agent — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — aws-kinesis-agent — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2021-1730 Related CVEs: CVE-2021-44228 CVE-2021-45046 CVE-2022-42004 CVE-2025-49128 CVE-2021-44832 CVE-2021-45105 Upstream summary: Amazon Kinesis Agent versions within Amazon Linux 2 (AL2) prior to aws-kinesis-agent-2.0.4-1 included a version of Apache Log4j affected […]

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How to Configure DHCP Server with isc-dhcp-server on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure DHCP Server with isc-dhcp-server on Debian 13

Introduction Deploying configure dhcp server with isc-dhcp-server on a Debian 13 Trixie machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will need a […]

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Common Problems 119474

Debian 13 – boot is delayed by systemd-networkd-wait-online timeout

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 13 Debian 13 (Trixie) Debian 13.x 📖 ~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 […]

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Debian 13 — ruby-net-ldap — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — ruby-net-ldap — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-17718 Upstream summary: The Net::LDAP (aka net-ldap) gem before 0.16.0 for Ruby has Missing SSL Certificate Validation. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Common Problems 116597

Ubuntu 24.04 LTS – Docker service fails to start with overlay2 errors – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Ubuntu 24.04 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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FreeBSD 14 — emacs-wayland — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — emacs-wayland — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Emacs — Arbitrary code execution vulnerability Related CVEs: CVE-2024-53920 CVE-2025-1244 Upstream summary: Problem Description A shell injection vulnerability exists in GNU Emacs due to improper handling of custom man URI […]

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Debian 13 — udunits — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — udunits — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3560 CVE-2009-3720 Upstream summary: The big2_toUtf8 function in lib/xmltok.c in libexpat in Expat 2.0.1, as used in the XML-Twig module for Perl, allows context-dependent attackers to cause a […]

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Common Problems 116531

UFW Blocking Kubernetes Traffic on Ubuntu 24.04 LTS

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: 24.04 📖 ~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 […]

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Ubuntu 22.04 — libtpms — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libtpms — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7617-1 Related CVEs: CVE-2025-49133 CVE-2023-1017 CVE-2023-1018 https://launchpad.net/bugs/2009608 Upstream summary: It was discovered that libtpms did not properly manage memory when performing crafted cryptographic operations. An attacker could possibly use this […]

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Ubuntu 18.04 — simgear — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — simgear — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7965-1 Related CVEs: CVE-2025-0781 Upstream summary: It was discovered that SimGear could be made to bypass the sandboxing of Nasal scripts. An attacker could possibly use this issue to execute […]

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