Postfix adalah Agen Transfer Surat (MTA) sumber terbuka populer yang dapat digunakan untuk mengirimkan surel sesuai rutenya pada sistem Linux. Diperkirakan bahwa sekitar 25% dari server surel publik di Internet menggunakan Postfix. Dalam panduan ini, Anda akan mempelajari cara menginstal dan mengonfigurasi Postfix pada server Ubuntu 20.04.
🟡 Medium ⏱ 10–30 min Last verified: 10 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2026-50239 Related CVEs: CVE-2025-14876 CVE-2025-54566 CVE-2025-54567 CVE-2025-8860 CVE-2026-0665 CVE-2026-2243 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
🟠 High ⏱ 5–30 min Last verified: 10 November 2020 Affected versions: Ubuntu 14.04 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 […]
🟢 Low ⏱ 5–15 min Last verified: 10 November 2020 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4673-1 Related CVEs: CVE-2020-26154 CVE-2020-25219 Upstream summary: Li Fei discovered that libproxy incorrectly handled certain PAC files. An attacker could possibly use this issue to cause a crash or execute […]
🟠 High ⏱ 5–30 min Last verified: 10 November 2020 Affected versions: 16.04 📖 ~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 & Cross-Refs […]
🟡 Medium ⏱ 10–30 min Last verified: 10 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-2583 Related CVEs: CVE-2020-14343 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🟢 Low ⏱ 5–15 min Last verified: 10 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-4387 Related CVEs: CVE-2020-16135 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
O autor selecionou a COVID-19 Relief Fund para receber uma doação como parte do programa Write for DOnations. O [BGP (Border Gateway…
Logrotate is a system utility that manages the automatic rotation and compression of log files. If log files were not rotated, compressed, and periodically pruned, they would eventually consume all available disk space on a system. In this article, we will explore the default Logrotate configuration, then configure log rotation for a fictional custom application.
Currently, MariaDB is a drop-in replacement for MySQL. This article describes the installation of MariaDB version 5.5.34 x86_64 on an Ubuntu 13.10 droplet. Binary tarballs are used for installation instead of the software repositories available through apt-get. A potential rationale for this choice would be to have complete control over the installed version of MariaDB.
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