Security Hardening

SLES 15 — transfig — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — transfig — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 26 July 2025 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:14836-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-21532 CVE-2020-21533 CVE-2020-21534 CVE-2020-21680 CVE-2020-21681 CVE-2020-21682 CVE-2020-21683 CVE-2025-31162  +12 more Upstream summary: fig2dev 3.2.7b contains a global buffer overflow in the setfigfont function in genepic.c. […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2025-20609)

🟠 High   ⏱ 15–60 min  Last verified: 26 July 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-20609 Related CVEs: CVE-2025-38494 CVE-2025-38499 CVE-2025-38495 CVE-2025-38264 CVE-2025-38618 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Oracle Linux 10 — xorg-x11-server-Xwayland — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — xorg-x11-server-Xwayland — vulnerability — patch and remediation guide (ELSA-2025-7458)

🟠 High   ⏱ 15–60 min  Last verified: 26 July 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-7458 Related CVEs: CVE-2025-26594 CVE-2025-26599 CVE-2025-26596 CVE-2025-26601 CVE-2025-26595 CVE-2025-26600 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How to Install Jaeger for Distributed Tracing on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Install Jaeger for Distributed Tracing on Oracle Linux 10

Introduction How to Install Jaeger for Distributed Tracing on Oracle Linux 10 on Oracle Linux 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting […]

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openSUSE Leap 15.6 — python3-setuptools — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — python3-setuptools — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory RHSA-2025:10407 (see also SUSE bugzilla) Related CVEs: CVE-2025-47273 CVE-2024-6345 Upstream summary: setuptools is a package that allows users to download, build, install, upgrade, and uninstall Python packages. A path traversal vulnerability […]

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NetBSD 10.0 — sylpheed-claws — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — sylpheed-claws — 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-2006-2920 CVE-2007-1267 Upstream summary: pkgsrc audit-packages flagged sylpheed-claws<1.0.3 for vulnerability class 'buffer-overflow'. Reference: http://www.tmtm.org/cgi-bin/w3ml/sylpheed/msg/24250 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

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How to Configure NTP Server with chrony on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure NTP Server with chrony on RHEL 10

Introduction This tutorial demonstrates how to Configure NTP Server with chrony on RHEL 10 on RHEL 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 RHEL 10 system with the default AppStream […]

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Common Problems 126979

CentOS Stream 10 – Common Problem 227 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 25 July 2025 Affected versions: CentOS Stream 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 10.0 — suse113_openssl — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — suse113_openssl — 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 suse113{,32}_openssl<11.3nb6 for vulnerability class 'multiple-vulnerabilities'. Reference: http://secunia.com/advisories/47426/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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NetBSD 10.0 — ruby-json-pure — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — ruby-json-pure — 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-2013-0269 Upstream summary: pkgsrc audit-packages flagged ruby{18,193}-json-pure<1.7.7 for vulnerability class 'multiple-vulnerabilities'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-0269 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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