Kernel Drivers

FreeBSD 15 — FreeBSD-kernel — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — FreeBSD-kernel — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • February 24, 2026
  • BSD
  • Comment off

🟠 High   ⏱ 15–60 min  Last verified: 24 February 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: FreeBSD — Missing validation in ptrace(PT_SC_REMOTE) Related CVEs: CVE-2004-0230 CVE-2013-3077 CVE-2013-4851 CVE-2013-5209 CVE-2014-1453 CVE-2014-3000 CVE-2014-3711 CVE-2014-3873  +12 more Upstream summary: Problem Description: ptrace(PT_SC_REMOTE) failed to properly validate parameters for the […]

Read more
Common Problems 114077

RHEL 10 – tuned profile not applied after reboot causing performance regression – Fix & Prevention

  • February 23, 2026
  • Linux
  • Comment off

🟡 Medium   ⏱ 5–30 min  Last verified: 23 February 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 & […]

Read more
Ubuntu 24.04 — qemu — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — qemu — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • February 22, 2026
  • Linux
  • Comment off

🟠 High   ⏱ 15–60 min  Last verified: 22 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8161-1 Related CVEs: CVE-2026-3195 CVE-2024-6519 CVE-2026-3842 CVE-2026-3196 CVE-2026-2243 CVE-2026-0665 CVE-2025-11234 CVE-2025-14876  +12 more Upstream summary: It was discovered that the LSI53C895A SCSI Host Bus Adapter implementation of QEMU incorrectly handled […]

Read more
Oracle Linux 8 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel — vulnerability — patch and remediation guide (ELSA-2025-19102)

  • February 22, 2026
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 22 February 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-19102 Related CVEs: CVE-2023-53386 CVE-2025-39849 CVE-2025-39841 CVE-2025-39817 CVE-2023-53297 CVE-2022-50386 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
Oracle Linux 10 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — kernel — vulnerability — patch and remediation guide (ELSA-2026-4723)

  • February 22, 2026
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 22 February 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-4723 Related CVEs: CVE-2026-23010 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Oracle Linux 10 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — kernel — vulnerability — patch and remediation guide (ELSA-2026-4012)

  • February 22, 2026
  • Linux
  • Comment off

🟠 High   ⏱ 15–60 min  Last verified: 22 February 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-4012 Related CVEs: CVE-2025-38106 CVE-2025-38141 CVE-2025-38703 CVE-2025-39760 CVE-2025-39818 CVE-2025-40249 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
Oracle Linux 9 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel — vulnerability — patch and remediation guide (ELSA-2025-19105)

  • February 22, 2026
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 22 February 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-19105 Related CVEs: CVE-2023-53331 CVE-2025-39718 CVE-2025-39730 CVE-2025-39751 CVE-2025-39819 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

Read more
Amazon Linux 2023 — kernel-livepatch-6.12.63-84.121 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.12.63-84.121 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • February 21, 2026
  • Linux
  • Comment off

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2026-115 Related CVEs: CVE-2025-71085 CVE-2025-71091 CVE-2025-71116 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr() (CVE-2025-71085) In the Linux […]

Read more
Common Problems 122165

OpenVPN Tunnel Interface Does Not Come Up

🟡 Medium   ⏱ 5–30 min  Last verified: 21 February 2026 Affected versions: FreeBSD 15 📖 ~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 & […]

Read more
How to Install GlusterFS on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install GlusterFS on RHEL 10

  • February 20, 2026
  • Linux
  • Comment off

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install glusterfs both straightforward and auditable. This tutorial covers the complete procedure for how to Install GlusterFS on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites Before you begin, ensure you […]

Read more

Tags

AIX AlmaLinux Alpine Linux authentication authorization Backup Recovery Boot Startup Cloud Integration Common Problems Cpu Memory Database Debian Debian 11 Debian 12 Bookworm Debian 13 Trixie DNS Firewall Fix Prevention FreeBSD FreeBSD 12 FreeBSD 13 FreeBSD 14 FreeBSD 15 Kernel Drivers Logging Monitoring Lvm Raid NetBSD Networking openSUSE Operations Oracle Linux Oracle Linux 8 Oracle Linux 9 Package Management Performance Proxy Security Hardening SLES Storage Disk Systemd Services Tls Ssl Troubleshooting ubuntu VPN windows server
CHAT