View at Official redhat advisory, NVD, CVE.org · CVE detail
Freshness: upstream tracker timestamp is available; use API updated time as primary recency signal.
HKDF in cryptography before 1.5.2 returns an empty byte-string if used with a length less than algorithm.digest_size.
HKDF in cryptography before 1.5.2 returns an empty byte-string if used with a length less than algorithm.digest_size.