USN-3138-1

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Source

https://ubuntu.com/security/notices/USN-3138-1

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3138-1.json

JSON Data

https://api.test.osv.dev/v1/vulns/USN-3138-1

Related

Published

2016-11-28T19:31:42.925404Z

Modified

2016-11-28T19:31:42.925404Z

Summary

python-cryptography vulnerability

Details

Markus Döring discovered that python-cryptography incorrectly handled certain HKDF lengths. This could result in python-cryptography returning an empty string instead of the expected derived key.

References

Affected packages

Ubuntu:16.04:LTS / python-cryptography

Package

Name: python-cryptography
Purl: pkg:deb/ubuntu/python-cryptography?arch=src?distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.2.3-1ubuntu0.1

Affected versions

1.*

1.0.1-1ubuntu1

1.0.2-1

1.1-1

1.1.1-1

1.1.1-1ubuntu1

1.1.1-1ubuntu2

1.1.1-1ubuntu3

1.2.2-2

1.2.3-1

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.2.3-1ubuntu0.1",
            "binary_name": "python-cryptography"
        },
        {
            "binary_version": "1.2.3-1ubuntu0.1",
            "binary_name": "python-cryptography-doc"
        },
        {
            "binary_version": "1.2.3-1ubuntu0.1",
            "binary_name": "python3-cryptography"
        }
    ]
}