2023 - Page 131 of 885

Common Problems 116935

Ubuntu 22.04 LTS – UFW blocks required inbound ports – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 15 November 2023 Affected versions: Ubuntu 22.04 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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How to Configure Nginx as a TCP/UDP Load Balancer on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure Nginx as a TCP/UDP Load Balancer on Debian 12 (DEBIAN-12-2)

Introduction How to Configure Nginx as a TCP/UDP Load Balancer 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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NetBSD 9.4 — oracle — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — oracle — 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 Upstream summary: pkgsrc audit-packages flagged oracle-{jdk,jre}-[0-9]* for vulnerability class 'multiple-vulnerabilities'. Reference: https://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html#AppendixJAVA Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Debian 12 — python3.11 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — python3.11 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 15 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-10735 CVE-2021-28861 CVE-2022-42919 CVE-2022-45061 CVE-2023-24329 CVE-2023-27043 CVE-2023-40217 CVE-2023-41105  +12 more Upstream summary: A flaw was found in python. In algorithms with quadratic time complexity using non-binary bases, when […]

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Debian 12 — node-thenify — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — node-thenify — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-7677 Upstream summary: This affects the package thenify before 3.3.1. The name argument provided to the package can be controlled by users without any sanitization, and this is […]

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Debian 12 — android-platform-frameworks-native — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — android-platform-frameworks-native — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 15 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-3875 CVE-2015-6602 CVE-2015-6609 Upstream summary: libutils in Android before 5.1.1 LMY48T allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a […]

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Windows Server 2019 — KB5032304 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5032304 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5032304 • MSRC update-guide entry Related CVEs: CVE-2023-36400 CVE-2023-36397 CVE-2023-36036 CVE-2023-36428 CVE-2023-36427 CVE-2023-36425 CVE-2023-36424 CVE-2023-36423  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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Debian 12 — dnstracer — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — dnstracer — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-9430 Upstream summary: Stack-based buffer overflow in dnstracer through 1.9 allows attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a […]

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NetBSD 9.4 — ruby25-base — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ruby25-base — multiple vulnerabilities (20 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-2019-8324 CVE-2018-1000073 CVE-2018-1000074 CVE-2018-1000075 CVE-2018-1000076 CVE-2018-1000077 CVE-2018-1000078 CVE-2018-1000079  +12 more Upstream summary: pkgsrc audit-packages flagged ruby25-base<2.5.3nb2 for vulnerability class 'arbitrary-code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-8324 Table of contents Symptom & Impact Environment […]

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