Logging Monitoring

Ubuntu 20.04 — wget — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — wget — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 August 2024 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6852-1 Related CVEs: CVE-2024-38428 Upstream summary: It was discovered that Wget incorrectly handled semicolons in the userinfo subcomponent of a URI. A remote attacker could possibly trick a user into […]

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Alpine Linux 3.18 — freeradius — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — freeradius — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 3.0.27-r0 📖 ~4 min read  •  Source: Alpine secdb entry — freeradius 3.0.27-r0 Related CVEs: CVE-2024-3596 CVE-2019-10143 CVE-2019-11234 CVE-2019-11235 Upstream summary: Alpine main repository for vv3.18 ships freeradius 3.0.27-r0 which addresses CVE-2024-3596. Table of contents Symptom […]

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

Oracle Linux 9 — bcc — vulnerability — patch and remediation guide (ELSA-2024-9187)

🟢 Low   ⏱ 5–15 min  Last verified: 11 August 2024 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-9187 Related CVEs: CVE-2024-2314 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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Alpine Linux 3.18 — djvulibre — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — djvulibre — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 3.5.28-r1 📖 ~4 min read  •  Source: Alpine secdb entry — djvulibre 3.5.28-r1 Related CVEs: CVE-2021-3500 CVE-2021-3630 CVE-2021-32490 CVE-2021-32491 CVE-2021-32492 CVE-2021-32493 Upstream summary: Alpine community repository for vv3.18 ships djvulibre 3.5.28-r1 which addresses CVE-2021-3500. Table of […]

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NetBSD 10.0 — php-piwigo — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — php-piwigo — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2021-40553 CVE-2014-4649 CVE-2017-5608 CVE-2017-9452 CVE-2017-9464 CVE-2017-9837 CVE-2017-9836 CVE-2017-10678  +12 more Upstream summary: pkgsrc audit-packages flagged php{56,73,74,80,81}-piwigo-[0-9]* for vulnerability class 'remote-code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-40553 Table of contents Symptom & Impact Environment […]

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FreeBSD 14 — py39-flask-security — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — py39-flask-security — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 August 2024 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-flask-security — user redirect to arbitrary URL vulnerability Related CVEs: CVE-2021-23385 Upstream summary: Snyk reports: This affects all versions of package Flask-Security. When using the `get_post_logout_redirect` and `get_post_login_redirect` functions, it […]

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Common Problems 116616

Ubuntu 24.04 LTS – SMB mount fails with authentication errors – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 10 August 2024 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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NetBSD 9.4 — star — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — star — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2007-4134 Upstream summary: pkgsrc audit-packages flagged star<1.4.3nb4 for vulnerability class 'directory-traversal'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4134 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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FreeBSD 14 — file — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — file — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 10 August 2024 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: file — Heap buffer overflow possible Related CVEs: CVE-2007-1536 CVE-2014-1943 CVE-2014-2270 CVE-2014-3710 CVE-2014-8116 CVE-2014-8117 Upstream summary: mitre reports cdf_read_property_info in cdf.c in file through 5.37 does not restrict the number […]

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How to Set Up IPsec with StrongSwan on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Set Up IPsec with StrongSwan on FreeBSD 14

Introduction How to Set Up IPsec with StrongSwan on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for […]

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