ALT-PU-2016-3252-1
Package python-module-cryptography updated to version 1.6.0-alt1 for branch sisyphus in task 172620.
Closed vulnerabilities
Published: 2017-03-27
Modified: 2025-04-20
Modified: 2025-04-20
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.
Severity: MEDIUM (5.0)
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N
Severity: HIGH (7.5)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
References:
- 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.fedoraproject.org/message/U23KDR2M2N7W2ZSREG63BVW7D4VC6CIZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WQ5G7KHKZC4SI23JE7277KZXM57GEQKT/
- 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.fedoraproject.org/message/U23KDR2M2N7W2ZSREG63BVW7D4VC6CIZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WQ5G7KHKZC4SI23JE7277KZXM57GEQKT/