How To Install and Configure Elasticsearch on Ubuntu 18.04
Elasticsearch is a platform for distributed search and analysis of data in real time.
SLES 12 — rsyslog — multiple vulnerabilities (11 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 4 December 2022 Affected versions: SLES 12 📖 ~4 min read • Source: SUSE advisory SUSE-IU-2022:632-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-24903 CVE-2014-3634 CVE-2018-16881 CVE-2019-17041 CVE-2019-17042 CVE-2011-3200 CVE-2013-4758 CVE-2013-6370 +3 more Upstream summary: Rsyslog is a rocket-fast system for log processing. Modules for TCP syslog reception […]
Ubuntu 18.04 LTS – Docker daemon fails to start after upgrade
🟠 High ⏱ 5–30 min Last verified: 3 December 2022 Affected versions: Ubuntu 18.04 LTS Ubuntu 18.04 Ubuntu 18.04.6 📖 ~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 […]
AlmaLinux 8 — rust-toolset — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2022:1894 Related CVEs: CVE-2022-21658 CVE-2021-42574 CVE-2021-29922 Upstream summary: Rust Toolset provides the Rust programming language compiler rustc, the cargo build tool and dependency manager, and required libraries. The following packages have been […]
Ubuntu 22.04 LTS – GRUB update fails after disk UUID change – Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 3 December 2022 Affected versions: Ubuntu 22.04 LTS 📖 ~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 […]
Debian 11 — mailutils — multiple vulnerabilities (8 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 3 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2004-0984 CVE-2005-1520 CVE-2005-1521 CVE-2005-1522 CVE-2005-1523 CVE-2005-1824 CVE-2005-2878 CVE-2019-18862 Upstream summary: Unknown vulnerability in the dotlock implementation in mailutils before 1:0.5-4 on Debian GNU/Linux allows attackers to gain privileges. […]
Debian 11 — lcdproc — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 3 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2004-1915 CVE-2004-1916 CVE-2004-1917 Upstream summary: Buffer overflow in the parse_all_client_messages function in LCDproc 0.4.x up to 0.4.4 allows remote attackers to execute arbitrary code via a large number […]
Ubuntu 22.04 — lua5.4 — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 3 December 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6916-1 Related CVEs: CVE-2022-28805 CVE-2022-33099 Upstream summary: It was discovered that Lua did not properly generate code when "_ENV" is constant. An attacker could possibly use this issue to cause […]
Ubuntu 14.04 — e2fsprogs — multiple vulnerabilities (5 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 3 December 2022 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5464-1 Related CVEs: CVE-2022-1304 CVE-2019-5188 CVE-2019-5094 CVE-2015-0247 CVE-2015-1572 Upstream summary: Nils Bars discovered that e2fsprogs incorrectly handled certain file systems. A local attacker could use this issue with a crafted […]
How To Install MariaDB on CentOS 8
In this tutorial, we will explain how to install the latest version of MariaDB on a CentOS 8 server.