October 2025

NetBSD 10.0 — aerc — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — aerc — vulnerability — patch and remediation guide

  • October 31, 2025
  • BSD
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🟡 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-2025-49466 Upstream summary: pkgsrc audit-packages flagged aerc<0.21.0 for vulnerability class 'directory-traversal'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-49466 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Common Problems 127023

CentOS Stream 10 – Common Problem 181 – Diagnosis and Fix

  • October 31, 2025
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 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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AlmaLinux 9 — libxslt — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — libxslt — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • October 31, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:7410 Related CVEs: CVE-2024-55549 CVE-2025-24855 CVE-2023-40403 Upstream summary: libxslt is a library for transforming XML files into other textual formats (including HTML, plain text, and other XML representations of the underlying data) […]

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AlmaLinux 8 — perl-File-Temp — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — perl-File-Temp — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • October 31, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8096 Related CVEs: CVE-2025-40909 CVE-2023-47038 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Perl threads have a […]

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Alpine Linux 3.20 — keepalived — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — keepalived — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • October 31, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 2.2.7-r0 📖 ~4 min read  •  Source: Alpine secdb entry — keepalived 2.2.7-r0 Related CVEs: CVE-2021-44225 CVE-2018-19044 CVE-2018-19045 CVE-2018-19046 Upstream summary: Alpine community repository for vv3.20 ships keepalived 2.2.7-r0 which addresses CVE-2021-44225. Table of contents Symptom […]

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How to Set Up Consul for Service Discovery on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Set Up Consul for Service Discovery on Oracle Linux 10

Introduction How to Set Up Consul for Service Discovery 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 […]

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Alpine Linux 3.20 — grub — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — grub — multiple vulnerabilities (17 CVEs) — patch and remediation guide

  • October 31, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 2.06-r13 📖 ~4 min read  •  Source: Alpine secdb entry — grub 2.06-r13 Related CVEs: CVE-2021-3697 CVE-2021-3418 CVE-2020-10713 CVE-2020-14308 CVE-2020-14309 CVE-2020-14310 CVE-2020-14311 CVE-2020-14372  +9 more Upstream summary: Alpine main repository for vv3.20 ships grub 2.06-r13 which […]

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Common Problems 124088

Oracle Linux 10 Cockpit Web Console Unreachable After Hardening

  • October 31, 2025
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 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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Red Hat Enterprise Linux 10 — net-snmp — vulnerability — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 10

Red Hat Enterprise Linux 10 — net-snmp — vulnerability — patch and remediation guide

  • October 31, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 10 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:0810 Related CVEs: CVE-2025-68615 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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openSUSE Tumbleweed — python311-h11 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python311-h11 — vulnerability — patch and remediation guide

  • October 31, 2025
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:1430-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-43859 Upstream summary: h11 is a Python implementation of HTTP/1.1. Prior to version 0.16.0, a leniency in h11's parsing of line terminators in chunked-coding message […]

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