Security Hardening

Debian 13 — libonig — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libonig — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 January 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-9224 CVE-2017-9225 CVE-2017-9226 CVE-2017-9227 CVE-2017-9228 CVE-2017-9229 CVE-2019-13224 CVE-2019-13225  +5 more Upstream summary: An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and […]

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FreeBSD 13 — py310-h — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py310-h — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 January 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: h11 accepts some malformed Chunked-Encoding bodies Related CVEs: CVE-2025-43859 Upstream summary: h11 reports: h11 is a Python implementation of HTTP/1.1. Prior to version 0.16.0, a leniency in h11's parsing of […]

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Windows Server 2019 — KB5068331 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5068331 — security update — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5068331 • MSRC update-guide entry Related CVEs: CVE-2025-55248 Affected components: Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 Microsoft summary: Inadequate encryption strength in .NET.NET Framework, Visual Studio allows an […]

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FreeBSD 13 — py312-spotipy — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py312-spotipy — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 January 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: spotipy — CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Related CVEs: CVE-2025-66040 Upstream summary: https://github.com/spotipy-dev/spotipy/security/advisories/GHSA-r77h-rpp9-w2xm reports: Spotipy is a Python library for the Spotify Web API. […]

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Debian 13 — buildbot — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — buildbot — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 January 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-2959 CVE-2009-2967 CVE-2019-12300 CVE-2019-7313 Upstream summary: Cross-site scripting (XSS) vulnerability in the waterfall web status view (status/web/waterfall.py) in Buildbot 0.7.6 through 0.7.11p1 allows remote attackers to inject arbitrary […]

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Windows Server 2019 — KB5062561 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5062561 — 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 KB5062561 • MSRC update-guide entry Related CVEs: CVE-2025-47980 CVE-2025-47981 CVE-2025-55230 CVE-2025-53789 CVE-2025-47159 CVE-2025-47971 CVE-2025-47972 CVE-2025-47976  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Exposure of sensitive information to […]

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Common Problems 124034

Oracle Linux 10 – Podman container cannot bind privileged port under SELinux – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 3 January 2026 Affected versions: Oracle Linux 10 📖 ~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 — py-mysql-connector — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — py-mysql-connector — multiple vulnerabilities (3 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-2025-21548 CVE-2025-30714 CVE-2016-5598 Upstream summary: pkgsrc audit-packages flagged py{39,310,311,312,313}-mysql-connector<9.2.0 for vulnerability class 'remote-code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-21548 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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Debian 13 — golang-github-microcosm-cc-bluemonday — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — golang-github-microcosm-cc-bluemonday — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 January 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-42576 Upstream summary: The bluemonday sanitizer before 1.0.16 for Go, and before 0.0.8 for Python (in pybluemonday), does not properly enforce policies associated with the SELECT, STYLE, and OPTION […]

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Common Problems 113898

RHEL 10 DNF Metadata Download Fails with Mirror Timeout

🟠 High   ⏱ 5–30 min  Last verified: 3 January 2026 Affected versions: RHEL 10 📖 ~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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CHAT