Security Hardening

SLES 15 — net-snmp — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — net-snmp — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 August 2025 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:0668 (see also SUSE bugzilla) Related CVEs: CVE-2025-68615 CVE-2018-18065 CVE-2020-15862 CVE-2015-5621 CVE-2022-44792 CVE-2022-44793 CVE-2022-24805 CVE-2022-24806  +8 more Upstream summary: net-snmp is a SNMP application library, tools and daemon. Prior to versions 5.9.5 […]

Read more
openSUSE Leap 15.6 — python311-pydantic — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — python311-pydantic — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:0310-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-3772 Upstream summary: Regular expression denial of service in Pydanic < 2.4.0, < 1.10.13 allows remote attackers to cause denial of service via a […]

Read more
How to Manage Node.js with NVM on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Manage Node.js with NVM on Oracle Linux 10

Introduction Setting up manage node.js with nvm on oracle linux 10 on a Oracle Linux 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Manage Node.js with NVM on Oracle Linux 10, with all the commands you need, the SELinux and firewalld considerations to […]

Read more
Common Problems 111115

Windows Server 2025 — Profile size quota exceeded preventing login on Server 2025 — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 8 August 2025 Affected versions: Windows Server 2025 📖 ~2 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 […]

Read more
NetBSD 10.0 — qt5-libs — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — qt5-libs — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged qt5-libs<5.4.2 for vulnerability class 'multiple-vulnerabilities'. Reference: http://lists.qt-project.org/pipermail/announce/2015-April/000067.html Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

Read more
Common Problems 114080

RHEL 10 – kdump does not capture vmcore on panic because crashkernel is mis-sized – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 7 August 2025 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 […]

Read more
NetBSD 10.0 — py-impacket — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — py-impacket — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2021-31800 Upstream summary: pkgsrc audit-packages flagged py{27,36,37,38,39}-impacket-[0-9]* for vulnerability class 'directory-traversal'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-31800 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

Read more
How to Configure IPv6 Dual-Stack on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Configure IPv6 Dual-Stack on Oracle Linux 10

Introduction This tutorial demonstrates how to Configure IPv6 Dual-Stack on Oracle Linux 10 on Oracle Linux 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 10 system with the default […]

Read more
NetBSD 10.0 — py-buildbot — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — py-buildbot — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2019-7313 CVE-2019-12300 Upstream summary: pkgsrc audit-packages flagged py{27,34,35,36,37,38}-buildbot<1.8.1 for vulnerability class 'crlf-attack'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-7313 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

Read more
NetBSD 10.0 — man2html — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — man2html — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2021-40648 CVE-2021-40647 Upstream summary: pkgsrc audit-packages flagged man2html-[0-9]* for vulnerability class 'memory-corruption'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-40648 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

Read more
CHAT