CVE-2016-9243

https://notcve.org/view.php?id=CVE-2016-9243

HKDF in cryptography before 1.5.2 returns an empty byte-string if used with a length less than algorithm.digest_size. HKDF en criptografía en versiones anteriores a 1.5.2 devuelve una cadena de bytes vacía si se utiliza con una longitud inferior que algorithm.digest_size. • http://www.openwall.com/lists/oss-security/2016/11/09/2 http://www.securityfocus.com/bid/94216 http://www.ubuntu.com/usn/USN-3138-1 https://cryptography.io/en/latest/changelog https://github.com/pyca/cryptography/commit/b924696b2e8731f39696584d12cceeb3aeb2d874 https://github.com/pyca/cryptography/issues/3211 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5R2ZOBMPWDFFHUZ6QOZZY36A6H5CGJXL https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraprojec • CWE-20: Improper Input Validation •