Amazon Linux 2023 — openvpn — multiple vulnerabilities (4 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read • Source: Amazon Linux advisory ALAS2023-2025-1312 Related CVEs: CVE-2025-13086 CVE-2026-35058 CVE-2026-40215 CVE-2025-2704 Upstream summary: HMAC verification check: fix incorrect memcmp() call NOTE: https://community.openvpn.net/Security%20Announcements/CVE-2025-13086 (CVE-2025-13086) Table of contents Symptom & Impact Environment & Reproduction Root Cause […]