🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-202107-19 Related CVEs: CVE-2021-32740 Upstream summary: Type: denial of service. Status: Fixed. Affected: 2.7.0-3. Fixed in: 2.8.0-1. Group: AVG-2136. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
🟡 Medium ⏱ 10–30 min Last verified: 25 January 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-0538 Related CVEs: CVE-2020-6829 CVE-2020-12400 CVE-2020-12403 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-201611-11 Related CVEs: CVE-2016-6321 CVE-2021-20193 CVE-2018-20482 Upstream summary: Type: arbitrary file overwrite. Status: Fixed. Affected: 1.29-1. Fixed in: 1.29-2. Group: AVG-64. Table of contents Symptom & Impact Environment & Reproduction […]
Introduction This tutorial covers How to Configure AlertManager on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: zypper refresh && […]
🟡 Medium ⏱ 15–45 min Last verified: 25 January 2021 Affected versions: IBM AIX 7.2 📖 ~4 min read • Source: NVD CVE-2021-29833, IBM Support Bulletin CVE: CVE-2021-29833 NVD summary: IBM Jazz for Service Management 1.1.3.10 and IBM Tivoli Netcool/OMNIbus_GUI is vulnerable to stored cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript […]
🟢 Low ⏱ 5–15 min Last verified: 25 January 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4478-2 Related CVEs: CVE-2020-13757 Upstream summary: USN-4478-1 fixed a vulnerability in Python-RSA. This update provides the corresponding update for Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. Original […]
Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying harden ssh on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Harden SSH on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]
🟢 Low ⏱ 5–15 min Last verified: 25 January 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4675-1 Related CVEs: CVE-2020-29565 Upstream summary: Pritam Singh discovered that OpenStack Horizon incorrectly validated certain parameters. An attacker could possibly use this issue to cause OpenStack Horizon to redirect to […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-201701-19 Related CVEs: CVE-2016-9962 CVE-2021-21285 CVE-2021-21284 Upstream summary: Type: privilege escalation. Status: Fixed. Affected: 1:1.12.5-1. Fixed in: 1:1.12.6-1. Group: AVG-133. Table of contents Symptom & Impact Environment & Reproduction Root […]
🟡 Medium ⏱ 10–30 min Last verified: 25 January 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5271-1 Related CVEs: CVE-2020-35572 CVE-2021-21311 CVE-2021-29625 Upstream summary: It was discovered that Adminer did not escape data in the history parameter of the default URI. A remote attacker could possibly […]
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