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{"bugzilla": {"description": "zeromq: heap-based buffer overflow in zmq::tcp_read", "id": "1980260", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1980260"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.6", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H", "status": "draft"}, "cwe": "CWE-787", "details": ["ZeroMQ libzmq 4.3.3 has a heap-based buffer overflow in zmq::tcp_read, a different vulnerability than CVE-2021-20235.", "A flaw has been identified in zeromq. A heap-based buffer overflow is possible in zmq::tcp_read by resizing a fixed static allocator. The highest threat from this vulnerability is to system availability."], "name": "CVE-2020-36400", "package_state": [{"cpe": "cpe:/a:redhat:ceph_storage:2", "fix_state": "Not affected", "package_name": "zeromq3", "product_name": "Red Hat Ceph Storage 2"}], "public_date": "2021-07-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-36400\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-36400"], "statement": "Red Hat Enterprise Linux and Red Hat Ceph Storage are not affected by this flaw as they do not ship the vulnerable code.", "threat_severity": "Important", "upstream_fix": "zeromq 4.3.3"}