Amazon Linux 2023 — libtasn1 — multiple vulnerabilities (3 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 ALAS2023-2026-1395 Related CVEs: CVE-2025-13151 CVE-2021-46848 CVE-2024-12133 Upstream summary: Stack-based buffer overflow in libtasn1 version: v4.20.0. The function fails to validate the size of input data resulting in a buffer overflow […]