Vulnerability: HKDF in cryptography before 1.5.2 returns an empty byte-string for short lengths

Vulnerability: HKDF in cryptography before 1.5.2 returns an empty byte-string for short lengths

CVE-2016-9243 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:P/A:N

HKDF in cryptography before 1.5.2 returns an empty byte-string if used with a length less than algorithm.digest_size.

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