{ "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2016-9243", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "HKDF in cryptography before 1.5.2 returns an empty byte-string if used with a length less than algorithm.digest_size." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "FEDORA-2016-2d90e27e50", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U23KDR2M2N7W2ZSREG63BVW7D4VC6CIZ/" }, { "name": "USN-3138-1", "refsource": "UBUNTU", "url": "http://www.ubuntu.com/usn/USN-3138-1" }, { "name": "https://github.com/pyca/cryptography/commit/b924696b2e8731f39696584d12cceeb3aeb2d874", "refsource": "CONFIRM", "url": "https://github.com/pyca/cryptography/commit/b924696b2e8731f39696584d12cceeb3aeb2d874" }, { "name": "FEDORA-2016-d3a2b640ce", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WQ5G7KHKZC4SI23JE7277KZXM57GEQKT/" }, { "name": "94216", "refsource": "BID", "url": "http://www.securityfocus.com/bid/94216" }, { "name": "[oss-security] 20161109 Re: CVE Request: Cryptography 1.5.3: HKDF might return an empty byte-string", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2016/11/09/2" }, { "name": "https://cryptography.io/en/latest/changelog", "refsource": "CONFIRM", "url": "https://cryptography.io/en/latest/changelog" }, { "name": "FEDORA-2016-e77c8c1f3b", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5R2ZOBMPWDFFHUZ6QOZZY36A6H5CGJXL/" }, { "name": "https://github.com/pyca/cryptography/issues/3211", "refsource": "CONFIRM", "url": "https://github.com/pyca/cryptography/issues/3211" } ] } }