CVE-2016-9243

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Source
https://cve.org/CVERecord?id=CVE-2016-9243
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-9243.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2016-9243
Aliases
Downstream
Published
2017-03-27T17:59:00.460Z
Modified
2026-05-17T11:54:00.428692533Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
Summary
[none]
Details

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

Database specific 
{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "last_affected": "16.04"
                },
                {
                    "last_affected": "16.10"
                }
            ],
            "cpes": [
                "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:*"
            ],
            "vendor_product": "canonical:ubuntu_linux",
            "source": "CPE_FIELD"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "23"
                },
                {
                    "last_affected": "24"
                },
                {
                    "last_affected": "25"
                }
            ],
            "cpes": [
                "cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora",
            "source": "CPE_FIELD"
        }
    ]
}
References

Affected packages