JavaScriptで配列を検索する4つのメソッド
JavaScriptの配列で使用可能な includes、find、indexOf、filterメソッドを見て、どのような状況で使用するかを確認してみましょう。
Oracle Linux 9 — pcs — vulnerability — patch and remediation guide (ELSA-2022-9513)
🟠 High ⏱ 15–60 min Last verified: 11 February 2023 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2022-9513 Related CVEs: CVE-2022-29970 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Amazon Linux 2 — kernel-livepatch-4.14.355-280.698 — vulnerability — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read • Source: Amazon Linux advisory ALAS2LIVEPATCH-2025-273 Related CVEs: CVE-2023-53530 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use raw_smp_processor_id() instead of smp_processor_id() (CVE-2023-53530) Table of contents Symptom & Impact […]
IBM AIX 7.3 — CVE-2021-29737 — vulnerability — patch and remediation guide
🟠 High ⏱ 30–90 min Last verified: 11 February 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read • Source: NVD CVE-2021-29737, IBM Support Bulletin CVE: CVE-2021-29737 NVD summary: IBM InfoSphere Data Flow Designer Engine (IBM InfoSphere Information Server 11.7 ) component has improper validation of the REST API server certificate. IBM X-Force […]
Cara Mengamankan Apache dengan Let’s Encrypt pada Ubuntu 20.04
Let’s Encrypt adalah Otoritas Sertifikat (CA) yang memfasilitasi perolehan dan instalasi sertifikat TLS/SSL gratis, yang dengan demikian mengaktifkan HTTPS terenkripsi pada server web. Saat ini, seluruh proses perolehan dan instalasi sertifikat dijalankan otomatis sepenuhnya baik pada Apache dan Nginx dengan menggunakan Certbot. Dalam panduan ini, kita akan menggunakan Certbot untuk memperoleh sertifikat SSL gratis untuk Apache pada Ubuntu 20.04, dan memastikan agar sertifikat ini disiapkan untu
How to Configure MariaDB Galera Cluster on RHEL 7
How to Configure MariaDB Galera Cluster on RHEL 7 MariaDB Galera Cluster is a synchronous multi-primary replication solution for MariaDB. Every node in a Galera cluster can accept writes simultaneously, and changes are replicated to all other nodes before a transaction is confirmed to the client. This eliminates replication lag, prevents data loss on node […]
IBM AIX 7.1 — CVE-2022-47990 — buffer overflow — patch and remediation guide
🟡 Medium ⏱ 15–45 min Last verified: 10 February 2023 Affected versions: IBM AIX 7.1 Affected: 7.1, 7.2, 7.3 📖 ~4 min read • Source: NVD CVE-2022-47990, IBM Support Bulletin CVE: CVE-2022-47990 NVD summary: IBM AIX 7.1, 7.2, 7.3 and VIOS, 3.1 could allow a non-privileged local user to exploit a vulnerability in X11 […]
How to Configure pgBouncer on Oracle Linux 9
Introduction How to Configure pgBouncer on Oracle Linux 9 on Oracle Linux 9 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 […]
Windows Server 2022 — KB5029651 — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read • Source: Microsoft KB5029651 • MSRC update-guide entry Related CVEs: CVE-2023-36873 CVE-2023-36899 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
IBM AIX 7.1 — CVE-2022-36772 — vulnerability — patch and remediation guide
🟡 Medium ⏱ 15–45 min Last verified: 10 February 2023 Affected versions: IBM AIX 7.1 📖 ~4 min read • Source: NVD CVE-2022-36772, IBM Support Bulletin CVE: CVE-2022-36772 NVD summary: IBM InfoSphere Information Server 11.7 could allow an authenticated user to obtain sensitive information that should only be available to a privileged user. References: […]