Logging Monitoring

How to Set Up a Certificate Authority with OpenSSL on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up a Certificate Authority with OpenSSL on Debian 12

Introduction How to Set Up a Certificate Authority with OpenSSL on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm 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 […]

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Debian 12 — angular.js — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — angular.js — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 June 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-10768 CVE-2019-14863 CVE-2020-7676 CVE-2022-25844 CVE-2022-25869 CVE-2023-26116 CVE-2023-26117 CVE-2023-26118  +8 more Upstream summary: In AngularJS before 1.7.9 the function `merge()` could be tricked into adding or modifying properties of […]

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NetBSD 9.4 — php54-fpm — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — php54-fpm — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2014-0185 Upstream summary: pkgsrc audit-packages flagged php54-fpm<5.4.28 for vulnerability class 'local-privilege-escalation'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-0185 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Ubuntu 18.04 — pcre2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — pcre2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 June 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5627-2 Related CVEs: CVE-2022-1586 CVE-2022-1587 Upstream summary: USN-5627-1 fixed several vulnerabilities in PCRE. This update provides the corresponding fixes for Ubuntu 18.04 ESM. Original advisory details: It was discovered that […]

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NetBSD 9.4 — mysql-server-4.1 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — mysql-server-4.1 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged mysql-server-4.1.{0,1,2,3,4,5,6,7,8,9,10,11,12}{,nb*} for vulnerability class 'local-code-execution'. Reference: http://www.appsecinc.com/resources/alerts/mysql/2005-001.html Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Oracle Linux 9 — python-lxml — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python-lxml — vulnerability — patch and remediation guide (ELSA-2022-8226)

🟡 Medium   ⏱ 10–30 min  Last verified: 14 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-8226 Related CVEs: CVE-2022-2309 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 9 — compat-openssl11 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — compat-openssl11 — vulnerability — patch and remediation guide (ELSA-2025-7937)

🟠 High   ⏱ 15–60 min  Last verified: 14 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-7937 Related CVEs: CVE-2023-0286 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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NetBSD 9.4 — libmodplug — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — libmodplug — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2006-4192 CVE-2009-1438 CVE-2009-1513 CVE-2013-4233 CVE-2013-4234 Upstream summary: pkgsrc audit-packages flagged libmodplug<0.8.4 for vulnerability class 'remote-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4192 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Oracle Linux 8 — open-vm-tools — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — open-vm-tools — vulnerability — patch and remediation guide (ELSA-2022-6357)

🟠 High   ⏱ 15–60 min  Last verified: 14 June 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-6357 Related CVEs: CVE-2022-31676 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 — libspf2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — libspf2 — 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 1.2.11-r3 📖 ~4 min read  •  Source: Alpine secdb entry — libspf2 1.2.11-r3 Related CVEs: CVE-2023-42118 CVE-2021-33912 CVE-2021-33913 CVE-2021-20314 Upstream summary: Alpine main repository for vv3.18 ships libspf2 1.2.11-r3 which addresses CVE-2023-42118. Table of contents Symptom […]

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