Common Problems

Ubuntu 14.04 — linux-azure — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — linux-azure — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 31 July 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8145-5 Related CVEs: CVE-2024-46777 CVE-2025-21735 CVE-2025-37849 CVE-2026-23060 CVE-2026-23074 CVE-2021-47599 CVE-2022-48875 CVE-2022-49267  +12 more Upstream summary: Several security issues were discovered in the Linux kernel. An attacker could possibly use these […]

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Ubuntu 18.04 — avahi — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — avahi — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 31 July 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8269-1 Related CVEs: CVE-2026-24401 CVE-2026-34933 CVE-2025-68276 CVE-2025-68468 CVE-2025-68471 CVE-2023-38469 CVE-2023-38470 CVE-2023-38471  +7 more Upstream summary: It is discovered that Avahi incorrectly handled crafted input. A remote attacker could possibly use […]

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Amazon Linux 2023 — mod_security_crs — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — mod_security_crs — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2026-1399 Related CVEs: CVE-2026-21876 CVE-2026-33691 Upstream summary: The OWASP core rule set (CRS) is a set of generic attack detection rules for use with compatible web application firewalls. Prior to […]

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FreeBSD 15 — shutter — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — shutter — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: shutter — arbitrary code execution Related CVEs: CVE-2015-0854 Upstream summary: Luke Farone reports: In the "Shutter" screenshot application, I discovered that using the "Show in folder" menu option while viewing […]

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FreeBSD 15 — foreman-proxy — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — foreman-proxy — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: foreman-proxy SSL verification issue Related CVEs: CVE-2014-3691 Upstream summary: Foreman Security reports: The smart proxy when running in an SSL-secured mode permits incoming API calls to any endpoint without requiring, […]

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FreeBSD 15 — ap24-mod_fcgid — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — ap24-mod_fcgid — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mod_fcgid — possible heap buffer overwrite Related CVEs: CVE-2013-4365 Upstream summary: Apache Project reports: Fix possible heap buffer overwrite. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 15 — ikiwiki — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — ikiwiki — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 30 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ikiwiki — authentication bypass vulnerability Related CVEs: CVE-2008-0165 CVE-2008-0169 CVE-2008-0808 CVE-2009-2944 CVE-2011-1408 CVE-2016-10026 CVE-2016-4561 CVE-2016-9645  +2 more Upstream summary: ikiwiki reports: The ikiwiki maintainers discovered further flaws similar to CVE-2016-9646 […]

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Common Problems 115955

Wi-Fi Adapter Not Detected After Install

🟡 Medium   ⏱ 5–30 min  Last verified: 30 July 2026 📖 ~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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FreeBSD 15 — kdeutils — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — kdeutils — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: kdeutils4 — Directory traversal vulnerability Related CVEs: CVE-2011-2725 Upstream summary: Tim Brown from Nth Dimention reports: I recently discovered that the Ark archiving tool is vulnerable to directory traversal via […]

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