Amazon Linux 2 Security Advisory: ALAS2-2026-3206
Advisory Released Date: 2026-03-19
Advisory Updated Date: 2026-03-19
Severity:
Medium
Issue Overview:
libsodium before ad3004e, in atypical use cases involving certain custom cryptography or untrusted data to crypto_core_ed25519_is_valid_point, mishandles checks for whether an elliptic curve point is valid because it sometimes allows points that aren't in the main cryptographic group. (CVE-2025-69277)
Affected Packages:
libsodium
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update libsodium or yum update --advisory ALAS2-2026-3206 to update your system.
New Packages:
aarch64:
libsodium-1.0.18-3.amzn2.0.1.aarch64
libsodium-devel-1.0.18-3.amzn2.0.1.aarch64
libsodium-static-1.0.18-3.amzn2.0.1.aarch64
libsodium-debuginfo-1.0.18-3.amzn2.0.1.aarch64
i686:
libsodium-1.0.18-3.amzn2.0.1.i686
libsodium-devel-1.0.18-3.amzn2.0.1.i686
libsodium-static-1.0.18-3.amzn2.0.1.i686
libsodium-debuginfo-1.0.18-3.amzn2.0.1.i686
src:
libsodium-1.0.18-3.amzn2.0.1.src
x86_64:
libsodium-1.0.18-3.amzn2.0.1.x86_64
libsodium-devel-1.0.18-3.amzn2.0.1.x86_64
libsodium-static-1.0.18-3.amzn2.0.1.x86_64
libsodium-debuginfo-1.0.18-3.amzn2.0.1.x86_64