January 2026 - Page 92 of 150

How to Install rkhunter on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install rkhunter on RHEL 10

Introduction How to Install rkhunter on RHEL 10 on RHEL 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 configuration is reproducible and production-safe. […]

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Debian 12 — libcommons-lang-java — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libcommons-lang-java — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 January 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-48924 Upstream summary: Uncontrolled Recursion vulnerability in Apache Commons Lang. This issue affects Apache Commons Lang: Starting with commons-lang:commons-lang 2.0 to 2.6, and, from org.apache.commons:commons-lang3 3.0 before 3.18.0. The methods ClassUtils.getClass(…) […]

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openSUSE Tumbleweed — apache2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — apache2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2022:0091-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-44790 CVE-2021-42013 CVE-2010-0425 CVE-2026-23918 CVE-2026-24072 CVE-2026-29169 CVE-2026-33006 CVE-2026-33523  +12 more Upstream summary: A carefully crafted request body can cause a buffer overflow in the mod_lua […]

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Red Hat Enterprise Linux 9 — python3.12 — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 9

Red Hat Enterprise Linux 9 — python3.12 — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 9 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:19177 Related CVEs: CVE-2025-6075 CVE-2025-13837 CVE-2025-15282 CVE-2025-59375 CVE-2026-0672 CVE-2026-1502 CVE-2026-2297 CVE-2026-3644  +11 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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How to Set Up ZFS on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up ZFS on RHEL 9

ZFS (Zettabyte File System) delivers enterprise-grade data integrity features including checksumming, copy-on-write snapshots, built-in RAID, and efficient replication — without requiring a separate volume manager. Although ZFS is not included in RHEL 9’s default kernel, the OpenZFS project provides DKMS-based packages that work reliably on RHEL 9. This tutorial covers installing OpenZFS, creating pools and […]

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Debian 13 — xboard — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — xboard — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 January 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-2552 Upstream summary: Buffer overflow in XBoard 4.2.7 and earlier might allow local users to execute arbitrary code via a long -icshost command line argument. NOTE: since the […]

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Windows Server 2019 — KB5053627 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5053627 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5053627 • MSRC update-guide entry Related CVEs: CVE-2025-24035 CVE-2025-24064 CVE-2025-26645 CVE-2024-9157 CVE-2025-24987 CVE-2025-24988 CVE-2025-21180 CVE-2025-24996  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Sensitive data storage in improperly […]

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SLES 15 — npm24 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — npm24 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 January 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:7350 (see also SUSE bugzilla) Related CVEs: CVE-2026-21712 CVE-2025-59464 Upstream summary: A flaw in Node.js URL processing causes an assertion failure in native code when `url.format()` is called with a malformed internationalized […]

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CentOS Stream 9 — nghttp2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — nghttp2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 January 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:7668 Related CVEs: CVE-2026-27135 CVE-2023-44487 CVE-2024-28182 Upstream summary: libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 (HTTP/2) protocol in C. Security Fix(es): * nghttp2: nghttp2: Denial of Service […]

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

openSUSE Leap 15.6 — iputils — multiple vulnerabilities (2 CVEs) — 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 RHSA-2025:17558 (see also SUSE bugzilla) Related CVEs: CVE-2025-48964 CVE-2025-47268 Upstream summary: ping in iputils before 20250602 allows a denial of service (application error in adaptive ping mode or incorrect data collection) […]

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