Logging Monitoring

Alpine Linux 3.18 — libbsd — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — libbsd — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 0.10.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libbsd 0.10.0-r0 Related CVEs: CVE-2019-20367 Upstream summary: Alpine main repository for vv3.18 ships libbsd 0.10.0-r0 which addresses CVE-2019-20367. Table of contents Symptom & Impact Environment […]

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Ubuntu 20.04 — xerces-c — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — xerces-c — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 December 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6590-1 Related CVEs: CVE-2018-1311 CVE-2023-37536 Upstream summary: It was discovered that Xerces-C++ was not properly handling memory management operations when parsing XML data containing external DTDs, which could trigger a […]

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Alpine Linux 3.18 — httpie — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — httpie — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 1.0.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — httpie 1.0.3-r0 Related CVEs: CVE-2019-10751 Upstream summary: Alpine community repository for vv3.18 ships httpie 1.0.3-r0 which addresses CVE-2019-10751. Table of contents Symptom & Impact Environment […]

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Ubuntu 22.04 — libx11 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libx11 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 December 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6407-1 Related CVEs: CVE-2023-43785 CVE-2023-43786 CVE-2023-43787 CVE-2023-3138 Upstream summary: Gregory James Duck discovered that libx11 incorrectly handled certain keyboard symbols. If a user were tricked into connecting to a malicious […]

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Oracle Linux 8 — go-toolset:ol8 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — go-toolset:ol8 — vulnerability — patch and remediation guide (ELSA-2023-3319)

🟠 High   ⏱ 15–60 min  Last verified: 7 December 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-3319 Related CVEs: CVE-2023-24540 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 8 — dotnet6.0 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — dotnet6.0 — vulnerability — patch and remediation guide (ELSA-2023-7258)

🟡 Medium   ⏱ 10–30 min  Last verified: 7 December 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-7258 Related CVEs: CVE-2023-36049 CVE-2023-36558 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Alpine Linux 3.18 — consul — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — consul — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 1.9.5-r0 📖 ~4 min read  •  Source: Alpine secdb entry — consul 1.9.5-r0 Related CVEs: CVE-2020-25864 CVE-2021-28156 CVE-2022-3920 CVE-2021-41803 CVE-2022-40716 CVE-2022-24687 CVE-2021-44761 Upstream summary: Alpine community repository for vv3.18 ships consul 1.9.5-r0 which addresses CVE-2020-25864. Table […]

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

Oracle Linux 9 — emacs — vulnerability — patch and remediation guide (ELSA-2023-2626)

🟠 High   ⏱ 15–60 min  Last verified: 7 December 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2626 Related CVEs: CVE-2022-48338 CVE-2023-2491 CVE-2022-48339 CVE-2022-48337 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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How to Manage Users and Groups on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Manage Users and Groups on FreeBSD 14

Introduction How to Manage Users and Groups 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 packet […]

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AlmaLinux 9 — go-toolset — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — go-toolset — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:3923 Related CVEs: CVE-2023-29402 CVE-2023-29403 CVE-2023-29404 CVE-2023-29405 CVE-2023-29409 CVE-2023-39325 CVE-2023-44487 CVE-2023-24540  +3 more Upstream summary: Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang. The […]

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