🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2024:0573-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-33953 CVE-2023-4785 CVE-2023-32732 Upstream summary: gRPC contains a vulnerability that allows hpack table accounting errors could lead to unwanted disconnects between clients and servers […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2024:0023-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-48620 Upstream summary: uev (aka libuev) before 2.4.1 has a buffer overflow in epoll_wait if maxevents is a large number. Table of contents Symptom […]
Introduction This guide explains how to Install and Configure Tomcat 10 on Debian 12 on Debian 12 Bookworm. Debian Bookworm 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 12 install with […]
SELinux (Security-Enhanced Linux) enforces Mandatory Access Control (MAC) on RHEL 9, confining processes to only the resources they are explicitly permitted to access regardless of traditional Unix file permissions. While RHEL ships with comprehensive base policies, custom applications often generate AVC (Access Vector Cache) denials because their access patterns are not covered by existing policy […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2023:5061 Related CVEs: CVE-2023-30630 Upstream summary: The dmidecode packages provide utilities for extracting Intel 64 and Intel Itanium hardware information from the system BIOS or Extensible Firmware Interface (EFI), depending on the […]
🟠 High ⏱ 15–60 min Last verified: 18 August 2023 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2024-0267 Related CVEs: CVE-2024-20932 CVE-2024-20952 CVE-2024-20945 CVE-2024-20918 CVE-2024-20921 CVE-2024-20919 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
Introduction This tutorial demonstrates how to Set Up Checkmk on CentOS Stream 9 on CentOS Stream 9. 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 CentOS Stream 9 system with the default […]
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read • Source: Amazon Linux advisory ALAS2023-2024-511 Related CVEs: CVE-2023-51257 Upstream summary: An invalid memory write issue in Jasper-Software Jasper v.4.1.1 and before allows a local attacker to execute arbitrary code. (CVE-2023-51257) Table of contents Symptom […]
🔴 Critical ⏱ 5–30 min Last verified: 18 August 2023 Affected versions: Debian 12 📖 ~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 & […]
🟠 High ⏱ 15–60 min Last verified: 18 August 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2004-2768 CVE-2005-2096 CVE-2010-0396 CVE-2010-1679 CVE-2011-0402 CVE-2014-0471 CVE-2014-3127 CVE-2014-3227 +9 more Upstream summary: dpkg 1.9.21 does not properly reset the metadata of a file during replacement of the file […]
