AlmaLinux 8 — python-pycparser — multiple vulnerabilities (20 CVEs) — patch and remediation guide

October 26, 2025
Linux
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🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2025:23530 Related CVEs: CVE-2024-11168 CVE-2024-5642 CVE-2024-9287 CVE-2025-0938 CVE-2025-4138 CVE-2025-4330 CVE-2025-4435 CVE-2025-4516 +12 more Upstream summary: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic […]

Oracle Linux 9 — runc — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — runc — vulnerability — patch and remediation guide (ELSA-2025-20957)

October 26, 2025
Linux
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🟠 High ⏱ 15–60 min Last verified: 26 October 2025 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2025-20957 Related CVEs: CVE-2025-31133 CVE-2025-52565 CVE-2025-52881 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

How to Switch Default Java with update-alternatives on Debian 13

October 26, 2025
Linux
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Introduction This guide explains how to Switch Default Java with update-alternatives on Debian 13 on Debian 13 Trixie. Debian Trixie uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 13 install with […]

Debian 13 — docker.io — multiple vulnerabilities (20 CVEs) — patch and remediation guide

October 26, 2025
Linux
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🟠 High ⏱ 15–60 min Last verified: 26 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2014-0047 CVE-2014-0048 CVE-2014-5277 CVE-2014-5278 CVE-2014-5282 CVE-2014-6407 CVE-2014-6408 CVE-2014-8178 +12 more Upstream summary: Docker before 1.5 allows local users to have unspecified impact via vectors involving unsafe /tmp usage. […]

CentOS Stream 10 – Common Problem 200 – Diagnosis and Fix

October 25, 2025
Linux
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🟢 Low ⏱ 5–30 min Last verified: 25 October 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 […]

How to Configure DRBD on Oracle Linux 10

October 25, 2025
Oracle Linux
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Introduction Oracle Linux 10 ships with a stable, security-hardened base that makes deploying configure drbd on oracle linux 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure DRBD on Oracle Linux 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

How to Install Skopeo for Image Mirroring on RHEL 10

October 25, 2025
Linux
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Introduction Setting up install skopeo for image mirroring on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install Skopeo for Image Mirroring on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]

Debian 13 — radsecproxy — multiple vulnerabilities (3 CVEs) — patch and remediation guide

October 25, 2025
Linux
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🟡 Medium ⏱ 10–30 min Last verified: 25 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2012-4523 CVE-2012-4566 CVE-2021-32642 Upstream summary: radsecproxy before 1.6.1 does not properly verify certificates when there are configuration blocks with CA settings that are unrelated to the block being […]

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

October 25, 2025
Linux
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🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2025:03051-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-58068 Upstream summary: Eventlet is a concurrent networking library for Python. Prior to version 0.40.3, the Eventlet WSGI parser is vulnerable to HTTP Request Smuggling […]

Debian 13 — libopenmpt — multiple vulnerabilities (11 CVEs) — patch and remediation guide

October 25, 2025
Linux
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🟠 High ⏱ 15–60 min Last verified: 25 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2017-11311 CVE-2018-10017 CVE-2018-11710 CVE-2018-20860 CVE-2018-20861 CVE-2018-6611 CVE-2019-14380 CVE-2019-14381 +3 more Upstream summary: soundlib/Load_psm.cpp in OpenMPT through 1.26.12.00 and libopenmpt before 0.2.8461-beta26 has a heap buffer overflow with the […]

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AlmaLinux 8 — python-pycparser — multiple vulnerabilities (20 CVEs) — patch and remediation guide

Oracle Linux 9 — runc — vulnerability — patch and remediation guide (ELSA-2025-20957)

How to Switch Default Java with update-alternatives on Debian 13

Debian 13 — docker.io — multiple vulnerabilities (20 CVEs) — patch and remediation guide

CentOS Stream 10 – Common Problem 200 – Diagnosis and Fix

How to Configure DRBD on Oracle Linux 10

How to Install Skopeo for Image Mirroring on RHEL 10

Debian 13 — radsecproxy — multiple vulnerabilities (3 CVEs) — patch and remediation guide

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

Debian 13 — libopenmpt — multiple vulnerabilities (11 CVEs) — patch and remediation guide

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