This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2016-9243 →

DEBIAN-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.

Original description

The description as published by the source.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Debian:12 python-cryptography

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-1"}]}]

Debian:13 python-cryptography

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-1"}]}]

Debian:14 python-cryptography

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.3-1"}]}]