October 2025 - Page 94 of 109

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

Debian 13 — gnunet — vulnerability — 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-2006-2413 Upstream summary: GNUnet before SVN revision 2781 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via an empty UDP datagram, possibly […]

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

Debian 13 — isoqlog — vulnerability — 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-2004-2571 Upstream summary: Multiple buffer overflows in EnderUNIX isoqlog 2.1.1 allow remote attackers to execute arbitrary code via the (1) parseQmailFromBytesLine, (2) parseQmailToRemoteLine, (3) parseQmailToLocalLine, (4) parseSendmailFromBytesLine, (5) […]

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Ubuntu 18.04 — openssh — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — openssh — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7270-2 Related CVEs: CVE-2025-26465 CVE-2023-48795 CVE-2023-51385 https://launchpad.net/bugs/2030275 CVE-2023-38408 https://launchpad.net/bugs/1934501 CVE-2019-6111 CVE-2018-20685  +3 more Upstream summary: USN-7270-1 fixed a vulnerability in OpenSSH. This update provides the corresponding update for Ubuntu 16.04 […]

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Ubuntu 24.04 — wpa — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — wpa — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7317-1 Related CVEs: CVE-2022-23303 CVE-2022-23304 CVE-2022-37660 CVE-2024-5290 https://launchpad.net/bugs/2067613 Upstream summary: George Chatzisofroniou and Panayiotis Kotzanikolaou discovered that wpa_supplicant and hostapd reused encryption elements in the PKEX protocol. An attacker could […]

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Ubuntu 20.04 — libraw — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libraw — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7485-1 Related CVEs: CVE-2025-43961 CVE-2025-43962 CVE-2025-43963 CVE-2025-43964 CVE-2020-22628 CVE-2021-32142 CVE-2023-1729 CVE-2020-15503  +4 more Upstream summary: It was discovered that LibRaw could be made to read out of bounds. An attacker […]

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Common Problems 119564

Debian 13 – time synchronization fails causing TLS and auth errors

🟠 High   ⏱ 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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How to Generate SSL Certificates with openssl on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Generate SSL Certificates with openssl on Debian 13

Introduction This guide explains how to Generate SSL Certificates with openssl on Debian 13 on Debian 13 Trixie. Debian Trixie uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 13 install with […]

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Oracle Linux 9 — libsoup — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — libsoup — vulnerability — patch and remediation guide (ELSA-2026-0422)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-0422 Related CVEs: CVE-2025-14523 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 10 — perl-JSON-XS — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — perl-JSON-XS — vulnerability — patch and remediation guide (ELSA-2025-17119)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-17119 Related CVEs: CVE-2025-40928 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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Common Problems 119532

Debian 13 – journalctl Logs Consume Disk and Trigger Outages – Retention Fix

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 13 (Trixie) 📖 ~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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